fix(core): isolate skill source failures

refactor(core): skill service stores values, config plugin owns the filesystem
feat(tui): add clipboard image previews and transcript rendering (#41603 )
2026-08-10 19:49:48 -04:00 · 2026-08-10 19:48:08 -04:00 · 2026-08-10 18:51:19 -04:00 · 2026-08-10 22:51:39 +02:00 · 2026-08-10 15:25:55 -05:00 · 2026-08-10 15:13:23 -05:00
70 changed files with 1868 additions and 1117 deletions
@@ -613,9 +613,9 @@
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@@ -4933,7 +4928,7 @@

    "npm-registry-fetch": ["npm-registry-fetch@19.1.1", "", { "dependencies": { "@npmcli/redact": "^4.0.0", "jsonparse": "^1.3.1", "make-fetch-happen": "^15.0.0", "minipass": "^7.0.2", "minipass-fetch": "^5.0.0", "minizlib": "^3.0.1", "npm-package-arg": "^13.0.0", "proc-log": "^6.0.0" } }, "sha512-TakBap6OM1w0H73VZVDf44iFXsOS3h+L4wVMXmbWOQroZgFhMch0juN6XSzBNlD965yIKvWg2dfu7NSiaYLxtw=="],

-    "npm-run-path": ["npm-run-path@5.3.0", "", { "dependencies": { "path-key": "^4.0.0" } }, "sha512-ppwTtiJZq0O/ai0z7yfudtBpWIoxM8yE6nHi1X47eFR2EWORqfbu6CnPlNsjeN683eT0qG6H/Pyf9fCcvjnnnQ=="],
+    "npm-run-path": ["npm-run-path@4.0.1", "", { "dependencies": { "path-key": "^3.0.0" } }, "sha512-S48WzZW777zhNIrn7gxOlISNAqi9ZC/uQFnRdbeIHhZhCA6UqpkOT8T1G7BvfdgP4Er8gF4sUbaS0i7QvIfCWw=="],

    "nth-check": ["nth-check@2.1.1", "", { "dependencies": { "boolbase": "^1.0.0" } }, "sha512-lqjrjmaOoAnWfMmBPL+XNnynZh2+swxiX3WUE0s4yEHI6m+AwrK2UZOimIRl3X/4QctVqS8AiZjFqyOGrMXb/w=="],

@@ -4959,7 +4954,7 @@

    "once": ["once@1.4.0", "", { "dependencies": { "wrappy": "1" } }, "sha512-lNaJgI+2Q5URQBkccEKHTQOPaXdUxnZZElQTZY0MFUAuaEqe1E+Nyvgdz/aIyNi6Z9MzO5dv1H8n58/GELp3+w=="],

-    "onetime": ["onetime@6.0.0", "", { "dependencies": { "mimic-fn": "^4.0.0" } }, "sha512-1FlR+gjXK7X+AsAHso35MnyN5KqGwJRi/31ft6x0M194ht7S+rWAvd7PHss9xSKMzE0asv1pyIHaJYq+BbacAQ=="],
+    "onetime": ["onetime@5.1.2", "", { "dependencies": { "mimic-fn": "^2.1.0" } }, "sha512-kbpaSSGJTWdAY5KPVeMOKXSrPtr8C8C7wodJbcsd51jRnmD+GZu8Y0VoU6Dm5Z4vWr0Ig/1NKuWRKf7j5aaYSg=="],

    "oniguruma-parser": ["oniguruma-parser@0.12.2", "", {}, "sha512-6HVa5oIrgMC6aA6WF6XyyqbhRPJrKR02L20+2+zpDtO5QAzGHAUGw5TKQvwi5vctNnRHkJYmjAhRVQF2EKdTQw=="],

@@ -5561,7 +5556,7 @@

    "strip-bom-string": ["strip-bom-string@1.0.0", "", {}, "sha512-uCC2VHvQRYu+lMh4My/sFNmF2klFymLX1wHJeXnbEJERpV/ZsVuonzerjfrGpIGF7LBVa1O7i9kjiWvJiFck8g=="],

-    "strip-final-newline": ["strip-final-newline@3.0.0", "", {}, "sha512-dOESqjYr96iWYylGObzd39EuNTa5VJxyvVAEm5Jnh7KGo75V43Hk1odPQkNDyXNmUR6k+gEiDVXnjB8HJ3crXw=="],
+    "strip-final-newline": ["strip-final-newline@2.0.0", "", {}, "sha512-BrpvfNAE3dcvq7ll3xVumzjKjZQ5tI1sEUIKr3Uoks0XUl45St3FlatVqef9prk4jRDzhW6WZg+3bk93y6pLjA=="],

    "strip-indent": ["strip-indent@3.0.0", "", { "dependencies": { "min-indent": "^1.0.0" } }, "sha512-laJTa3Jb+VQpaC6DseHhF7dXVqHTfJPCRDaEbid/drOhgitgYku/letMUqOXFoWV0zIIUbjpdH2t+tYj4bQMRQ=="],

@@ -5593,8 +5588,6 @@

    "svgo": ["svgo@4.0.2", "", { "dependencies": { "commander": "^11.1.0", "css-select": "^5.1.0", "css-tree": "^3.0.1", "css-what": "^6.1.0", "csso": "^5.0.5", "picocolors": "^1.1.1", "sax": "^1.5.0" }, "bin": "./bin/svgo.js" }, "sha512-ekx94z1rRc5LDi6oSUaeRnYhd0UOJxdtQCL2rF8xpWxD3TPAsISWOrxezqGovqS38GRZOdpDfvQe3ts6F7nsng=="],

-    "system-architecture": ["system-architecture@0.1.0", "", {}, "sha512-ulAk51I9UVUyJgxlv9M6lFot2WP3e7t8Kz9+IS6D4rVba1tR9kON+Ey69f+1R4Q8cd45Lod6a4IcJIxnzGc/zA=="],
-
    "tagged-tag": ["tagged-tag@1.0.0", "", {}, "sha512-yEFYrVhod+hdNyx7g5Bnkkb0G6si8HJurOoOEgC8B/O0uXLHlaey/65KRv6cuWBNhBgHKAROVpc7QyYqE5gFng=="],

    "tailwindcss": ["tailwindcss@4.1.11", "", {}, "sha512-2E9TBm6MDD/xKYe+dvJZAmg3yxIEDNRc0jwlNyDg/4Fil2QcSLjFKGVff0lAf1jjeaArlG/M75Ey/EYr/OJtBA=="],
@@ -6533,8 +6526,6 @@

    "@vercel/cli-config/zod": ["zod@4.1.11", "", {}, "sha512-WPsqwxITS2tzx1bzhIKsEs19ABD5vmCVa4xBo2tq/SrV4RNZtfws1EnCWQXM6yh8bD08a1idvkB5MZSBiZsjwg=="],

-    "@vercel/cli-exec/execa": ["execa@5.1.1", "", { "dependencies": { "cross-spawn": "^7.0.3", "get-stream": "^6.0.0", "human-signals": "^2.1.0", "is-stream": "^2.0.0", "merge-stream": "^2.0.0", "npm-run-path": "^4.0.1", "onetime": "^5.1.2", "signal-exit": "^3.0.3", "strip-final-newline": "^2.0.0" } }, "sha512-8uSpZZocAZRBAPIEINJj3Lo9HyGitllczc27Eh5YYojjMFMn8yHMDMaUHE2Jqfq05D/wucwI4JGURyXt1vchyg=="],
-
    "@vercel/functions/@vercel/oidc": ["@vercel/oidc@3.8.1", "", { "dependencies": { "@vercel/cli-config": "0.2.1", "@vercel/cli-exec": "1.0.0", "jose": "^5.9.6" } }, "sha512-ufdalm2MWOYksyj8KVpWjoOFPJO6zoYpuyvIggIQ2bB0CFCjTCiTkGXHqAKwG77GVRjOaN3/8S5ITlZpXWmqOw=="],

    "@vercel/nft/acorn": ["acorn@8.17.0", "", { "bin": { "acorn": "bin/acorn" } }, "sha512-xRQbDb9BnwDafYNn6Vwl839DYVjqXYb1XVGtWAZ1kcDc6iwAL4hg3B1dZlRiuENFeO2H53gFG3in621AdERVAg=="],
@@ -6719,9 +6710,11 @@

    "estree-util-to-js/source-map": ["source-map@0.7.6", "", {}, "sha512-i5uvt8C3ikiWeNZSVZNWcfZPItFQOsYTUAOkcUPGd8DqDy1uOUikjt5dG+uRlwyvR108Fb9DOd4GvXfT0N2/uQ=="],

-    "execa/get-stream": ["get-stream@8.0.1", "", {}, "sha512-VaUJspBffn/LMCJVoMvSAdmscJyS1auj5Zulnn5UoYcY531UWmdwhRWkcGKnGU93m5HSXP9LP2usOryrBtQowA=="],
+    "execa/get-stream": ["get-stream@6.0.1", "", {}, "sha512-ts6Wi+2j3jQjqi70w5AlN8DFnkSwC+MqmxEzdEALB2qXZYV3X/b1CTfgPLGJNMeAWxdPfU8FO1ms3NUfaHCPYg=="],

-    "execa/is-stream": ["is-stream@3.0.0", "", {}, "sha512-LnQR4bZ9IADDRSkvpqMGvt/tEJWclzklNgSw48V5EAaAeDd6qGvN8ei6k5p0tvxSR171VmGyHuTiAOfxAbr8kA=="],
+    "execa/is-stream": ["is-stream@2.0.1", "", {}, "sha512-hFoiJiTl63nn+kstHGBtewWSKnQLpyb155KHheA1l39uvtO9nWIop1p3udqPcUd/xbF1VLMO4n7OI6p7RbngDg=="],
+
+    "execa/signal-exit": ["signal-exit@3.0.7", "", {}, "sha512-wnD2ZE+l+SPC/uoS0vXeE9L1+0wuaMqKlfz9AMUo38JsyLSBWSFcHR1Rri62LZc12vLr1gb3jl7iwQhgwpAbGQ=="],

    "express/cookie": ["cookie@0.7.2", "", {}, "sha512-yki5XnKuf750l50uGTllt6kKILY4nQ1eNIQatoXEByZ5dWgnKqbnqmTrBE5B4N7lrMJKQ2ytWMiTO2o0v6Ew/w=="],

@@ -6797,8 +6790,6 @@

    "node-gyp/undici": ["undici@6.28.0", "", {}, "sha512-LIY910g9TI13YS95lrMFrs8Rm/u/irgHeTWoKCoteeJ04CUJ92eEfj0rVn+7VKMPBpUPiUoBKfhNyLI23EE/KA=="],

-    "npm-run-path/path-key": ["path-key@4.0.0", "", {}, "sha512-haREypq7xkM7ErfgIyA0z+Bj4AGKlMSdlQE2jvJo6huWD1EdkKYV+G/T4nq0YEF2vgTT8kqMFKo1uHn950r4SQ=="],
-
    "openid-client/jose": ["jose@4.15.9", "", {}, "sha512-1vUQX+IdDMVPj4k8kOxgUqlcK518yluMuGZwqlr44FS1ppZB/5GWh4rZG89erpOBOJjU/OBsnCVFfapsRz6nEA=="],

    "openid-client/lru-cache": ["lru-cache@6.0.0", "", { "dependencies": { "yallist": "^4.0.0" } }, "sha512-Jo6dJ04CmSjuznwJSS3pUeWmd/H0ffTlkXXgwZi+eq1UCmqQwCh+eLsYOYCwY991i2Fah4h1BEMCx4qThGbsiA=="],
@@ -7565,20 +7556,6 @@

    "@tailwindcss/oxide-wasm32-wasi/@napi-rs/wasm-runtime/@tybys/wasm-util": ["@tybys/wasm-util@0.10.3", "", { "dependencies": { "tslib": "^2.4.0" } }, "sha512-F3fo1MYrRJYL3zER0OUOmkutjr1Vp23m7OsSgp7nq4SP6OqX6C/56XFIPAl5bt3zaBRjmW7SGz3u/6LwFpYcOg=="],

-    "@vercel/cli-exec/execa/get-stream": ["get-stream@6.0.1", "", {}, "sha512-ts6Wi+2j3jQjqi70w5AlN8DFnkSwC+MqmxEzdEALB2qXZYV3X/b1CTfgPLGJNMeAWxdPfU8FO1ms3NUfaHCPYg=="],
-
-    "@vercel/cli-exec/execa/human-signals": ["human-signals@2.1.0", "", {}, "sha512-B4FFZ6q/T2jhhksgkbEW3HBvWIfDW85snkQgawt07S7J5QXTk6BkNV+0yAeZrM5QpMAdYlocGoljn0sJ/WQkFw=="],
-
-    "@vercel/cli-exec/execa/is-stream": ["is-stream@2.0.1", "", {}, "sha512-hFoiJiTl63nn+kstHGBtewWSKnQLpyb155KHheA1l39uvtO9nWIop1p3udqPcUd/xbF1VLMO4n7OI6p7RbngDg=="],
-
-    "@vercel/cli-exec/execa/npm-run-path": ["npm-run-path@4.0.1", "", { "dependencies": { "path-key": "^3.0.0" } }, "sha512-S48WzZW777zhNIrn7gxOlISNAqi9ZC/uQFnRdbeIHhZhCA6UqpkOT8T1G7BvfdgP4Er8gF4sUbaS0i7QvIfCWw=="],
-
-    "@vercel/cli-exec/execa/onetime": ["onetime@5.1.2", "", { "dependencies": { "mimic-fn": "^2.1.0" } }, "sha512-kbpaSSGJTWdAY5KPVeMOKXSrPtr8C8C7wodJbcsd51jRnmD+GZu8Y0VoU6Dm5Z4vWr0Ig/1NKuWRKf7j5aaYSg=="],
-
-    "@vercel/cli-exec/execa/signal-exit": ["signal-exit@3.0.7", "", {}, "sha512-wnD2ZE+l+SPC/uoS0vXeE9L1+0wuaMqKlfz9AMUo38JsyLSBWSFcHR1Rri62LZc12vLr1gb3jl7iwQhgwpAbGQ=="],
-
-    "@vercel/cli-exec/execa/strip-final-newline": ["strip-final-newline@2.0.0", "", {}, "sha512-BrpvfNAE3dcvq7ll3xVumzjKjZQ5tI1sEUIKr3Uoks0XUl45St3FlatVqef9prk4jRDzhW6WZg+3bk93y6pLjA=="],
-
    "@vercel/functions/@vercel/oidc/jose": ["jose@5.9.6", "", {}, "sha512-AMlnetc9+CV9asI19zHmrgS/WYsWUwCn2R7RzlbJWD7F9eWYUTGyBmU9o6PxngtLGOiDGPRu+Uc4fhKzbpteZQ=="],

    "@vercel/routing-utils/ajv/json-schema-traverse": ["json-schema-traverse@0.4.1", "", {}, "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="],
@@ -8639,8 +8616,6 @@

    "@solidjs/start/shiki/@shikijs/engine-javascript/oniguruma-to-es": ["oniguruma-to-es@2.3.0", "", { "dependencies": { "emoji-regex-xs": "^1.0.0", "regex": "^5.1.1", "regex-recursion": "^5.1.1" } }, "sha512-bwALDxriqfKGfUufKGGepCzu9x7nJQuoRoAFp4AnwehhC2crqrDIAP/uN2qdlsAvSMpeRC3+Yzhqc7hLmle5+g=="],

-    "@vercel/cli-exec/execa/onetime/mimic-fn": ["mimic-fn@2.1.0", "", {}, "sha512-OqbOk5oEQeAZ8WXWydlu9HJjz9WVdEIvamMCcXmuqUYjTknH/sqsWvhQ3vgwKFRR1HpjvNBKQ37nbJgYzGqGcg=="],
-
    "ansi-align/string-width/strip-ansi/ansi-regex": ["ansi-regex@5.0.1", "", {}, "sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ=="],

    "app-builder-lib/@electron/get/fs-extra/universalify": ["universalify@0.1.2", "", {}, "sha512-rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg=="],
@@ -46,9 +46,9 @@
      "@octokit/rest": "22.0.0",
      "@hono/standard-validator": "0.2.0",
      "@hono/zod-validator": "0.4.2",
-      "@opentui/core": "0.4.5",
-      "@opentui/keymap": "0.4.5",
-      "@opentui/solid": "0.4.5",
+      "@opentui/core": "0.0.0-20260808-9ecf7c0a",
+      "@opentui/keymap": "0.0.0-20260808-9ecf7c0a",
+      "@opentui/solid": "0.0.0-20260808-9ecf7c0a",
      "@tanstack/solid-virtual": "3.13.32",
      "@shikijs/stream": "4.2.0",
      "@standard-schema/spec": "1.1.0",
@@ -150,9 +150,9 @@
    "electron"
  ],
  "overrides": {
-    "@opentui/core": "catalog:",
-    "@opentui/keymap": "catalog:",
-    "@opentui/solid": "catalog:",
+    "@opentui/core": "0.0.0-20260808-9ecf7c0a",
+    "@opentui/keymap": "0.0.0-20260808-9ecf7c0a",
+    "@opentui/solid": "0.0.0-20260808-9ecf7c0a",
    "@types/bun": "catalog:",
    "@types/node": "catalog:",
    "effect": "catalog:"
@@ -11,7 +11,9 @@ import { createAcpFixture, expectOk, initialize, newSession, selectConfigOption
 describe("acp lifecycle subprocess", () => {
  test("stdin EOF exits cleanly", async () => {
    await using fixture = await createAcpFixture()
-    expect(await fixture.spawn().close()).toBe(0)
+    const acp = fixture.spawn()
+    await initialize(acp)
+    expect(await acp.close()).toBe(0)
  }, 60_000)

  test("close capability and close request", async () => {
@@ -151,7 +151,15 @@ export const layer = (options?: Options) =>
            )
            if (!credential || credential.value.type !== "key") return []
            const variables = { [auth.env]: credential.value.key }
-            const configs = yield* wellknown.resolve(entry, variables).pipe(Effect.orDie)
+            const configs = yield* wellknown
+              .resolve(entry, variables)
+              .pipe(
+                Effect.catch(() =>
+                  Effect.logWarning("failed to load wellknown config", { source: entry.origin }).pipe(
+                    Effect.as([] as const),
+                  ),
+                ),
+              )
            return yield* Effect.forEach(configs, (config) =>
              ConfigVariable.substitute({
                type: "virtual",
@@ -0,0 +1,57 @@
+export * as SkillFile from "./skill-file"
+
+import path from "path"
+import { Result, Schema, type SchemaIssue, SchemaParser } from "effect"
+import { ConfigMarkdown } from "../markdown"
+import { AbsolutePath } from "../../schema"
+import { Skill } from "../../skill"
+
+const Frontmatter = Schema.Struct({
+  name: Schema.String.pipe(Schema.optional),
+  description: Schema.String.pipe(Schema.optional),
+  slash: Schema.Boolean.pipe(Schema.optional),
+  metadata: Schema.Unknown.pipe(Schema.optional),
+})
+const decodeFrontmatter = SchemaParser.decodeUnknownResult(Frontmatter)
+
+export type ParseResult =
+  | { readonly _tag: "Parsed"; readonly skill: Skill.Info }
+  | { readonly _tag: "Skipped"; readonly reason: "markdown" }
+  | { readonly _tag: "Skipped"; readonly reason: "frontmatter"; readonly issue: SchemaIssue.Issue }
+
+const metadataBoolean = (metadata: unknown, key: string) => {
+  if (metadata === undefined || metadata === null || typeof metadata !== "object" || Array.isArray(metadata)) {
+    return undefined
+  }
+  const value = Reflect.get(metadata, key)
+  if (typeof value === "boolean") return value
+  if (typeof value !== "string") return undefined
+  const normalized = value.trim().toLowerCase()
+  if (normalized === "true") return true
+  if (normalized === "false") return false
+  return undefined
+}
+
+export function parse(directory: string, filepath: string, content: string): ParseResult {
+  const markdown = ConfigMarkdown.parseOption(content)
+  if (!markdown) return { _tag: "Skipped", reason: "markdown" }
+  const decoded = decodeFrontmatter(markdown.data)
+  if (Result.isFailure(decoded)) return { _tag: "Skipped", reason: "frontmatter", issue: decoded.failure }
+  const frontmatter = decoded.success
+  const id =
+    path.dirname(filepath) === directory ? path.basename(filepath, ".md") : path.basename(path.dirname(filepath))
+  const slash = metadataBoolean(frontmatter.metadata, "opencode/slash") ?? frontmatter.slash
+  const autoinvoke = metadataBoolean(frontmatter.metadata, "opencode/autoinvoke")
+  return {
+    _tag: "Parsed",
+    skill: {
+      id: Skill.ID.make(id),
+      name: Skill.Name.make(frontmatter.name ?? id),
+      ...(frontmatter.description === undefined ? {} : { description: frontmatter.description }),
+      ...(slash === undefined ? {} : { slash }),
+      ...(autoinvoke === undefined ? {} : { autoinvoke }),
+      location: AbsolutePath.make(filepath),
+      content: markdown.content,
+    },
+  }
+}
@@ -1,64 +1,191 @@
 export * as ConfigSkillPlugin from "./skill"

 import { define } from "@opencode-ai/plugin/effect/plugin"
+import type { Entry } from "@opencode-ai/schema/config"
+import { FSUtil } from "@opencode-ai/util/fs-util"
+import { Global } from "@opencode-ai/util/global"
 import path from "path"
-import { Effect, Stream } from "effect"
+import { Effect, FiberMap, PubSub, Semaphore, Stream } from "effect"
 import { Config } from "../../config"
+import { Watcher } from "../../filesystem/watcher"
+import { Location } from "../../location"
 import { AbsolutePath } from "../../schema"
 import { Skill } from "../../skill"
-import { Global } from "@opencode-ai/util/global"
-import { Location } from "../../location"
+import { SkillDiscovery } from "../../skill/discovery"
+import { SkillFile } from "./skill-file"
+
+type Source = Skill.DirectorySource | Skill.UrlSource

 export const Plugin = define({
  id: "opencode.config.skill",
  effect: Effect.fn(function* (ctx) {
    const config = yield* Config.Service
+    const discovery = yield* SkillDiscovery.Service
+    const fs = yield* FSUtil.Service
    const global = yield* Global.Service
    const location = yield* Location.Service
-    const loaded = { entries: yield* config.entries() }
-    yield* ctx.skill.transform((draft) => {
+    const watcher = yield* Watcher.Service
+    const loaded: { entries: Entry[]; skills: Skill.Info[] } = {
+      entries: yield* config.entries(),
+      skills: [],
+    }
+    const watches = yield* FiberMap.make<string>()
+    const changes = yield* PubSub.sliding<string>(1)
+    const lock = Semaphore.makeUnsafe(1)
+
+    const watch = Effect.fn("ConfigSkillPlugin.watch")(function* (directory: string, type: Watcher.WatchInput["type"]) {
+      const target = path.resolve(directory)
+      const updates = yield* watcher.subscribe({ path: target, type })
+      yield* FiberMap.run(
+        watches,
+        `${type}:${target}`,
+        updates.pipe(Stream.runForEach((update) => PubSub.publish(changes, update.path).pipe(Effect.asVoid))),
+        { onlyIfMissing: true, startImmediately: true },
+      )
+    })
+
+    function firstMissing(target: string): Effect.Effect<string | undefined> {
+      const parent = path.dirname(target)
+      if (parent === target) return Effect.succeed(undefined)
+      return fs.isDir(parent).pipe(Effect.flatMap((exists) => (exists ? Effect.succeed(target) : firstMissing(parent))))
+    }
+
+    const watchDirectory: (directory: string) => Effect.Effect<string[]> = Effect.fn(
+      "ConfigSkillPlugin.watchDirectory",
+    )(function* (directory: string) {
+      const target = path.resolve(directory)
+      const resolved = yield* fs.realPath(directory).pipe(Effect.catch(() => Effect.succeed(undefined)))
+      if (resolved) {
+        yield* watch(resolved, "directory")
+        if (resolved !== target) yield* watch(target, "file")
+        return resolved === target ? [target] : [target, resolved]
+      }
+      const missing = yield* firstMissing(target)
+      if (missing) yield* watch(missing, "file")
+      if (
+        yield* fs.realPath(directory).pipe(
+          Effect.as(true),
+          Effect.catch(() => Effect.succeed(false)),
+        )
+      ) {
+        if (missing) yield* FiberMap.remove(watches, `file:${path.resolve(missing)}`)
+        return yield* watchDirectory(directory)
+      }
+      return [target]
+    })
+
+    const sources = () => {
+      const result: Source[] = []
+      const add = (source: Source) => {
+        if (result.some((item) => Skill.Source.equals(item, source))) return
+        result.push(source)
+      }
      const claude = loaded.entries.flatMap((entry) => (entry.type === "claude" ? [entry.path] : []))
      const agents = loaded.entries.flatMap((entry) => (entry.type === "agents" ? [entry.path] : []))
      const directories = loaded.entries.flatMap((entry) => (entry.type === "directory" ? [entry.path] : []))
      const items = loaded.entries.flatMap((entry) => (entry.type === "document" ? (entry.info.skills ?? []) : []))
      for (const directory of [...claude, ...agents]) {
-        draft.source(
-          Skill.DirectorySource.make({
-            type: "directory",
-            path: AbsolutePath.make(path.join(directory, "skills")),
-          }),
-        )
+        add(Skill.DirectorySource.make({ type: "directory", path: AbsolutePath.make(path.join(directory, "skills")) }))
      }
      for (const directory of directories) {
-        draft.source(
-          Skill.DirectorySource.make({ type: "directory", path: AbsolutePath.make(path.join(directory, "skill")) }),
-        )
-        draft.source(
-          Skill.DirectorySource.make({
-            type: "directory",
-            path: AbsolutePath.make(path.join(directory, "skills")),
-          }),
-        )
+        add(Skill.DirectorySource.make({ type: "directory", path: AbsolutePath.make(path.join(directory, "skill")) }))
+        add(Skill.DirectorySource.make({ type: "directory", path: AbsolutePath.make(path.join(directory, "skills")) }))
      }
      for (const item of items) {
        if (URL.canParse(item) && /^(https?:)$/.test(new URL(item).protocol)) {
-          draft.source(Skill.UrlSource.make({ type: "url", url: item }))
+          add(Skill.UrlSource.make({ type: "url", url: item }))
          continue
        }
        const expanded = item.startsWith("~/") ? path.join(global.home, item.slice(2)) : item
-        draft.source(
+        add(
          Skill.DirectorySource.make({
            type: "directory",
            path: AbsolutePath.make(path.isAbsolute(expanded) ? expanded : path.join(location.directory, expanded)),
          }),
        )
      }
+      return result
+    }
+
+    const load = Effect.fn("ConfigSkillPlugin.load")(function* (source: Source) {
+      const directories =
+        source.type === "directory"
+          ? [source.path]
+          : yield* discovery.pull(source.url).pipe(
+              Effect.catchCause((cause) =>
+                Effect.logWarning("failed to load skill source", {
+                  source: Skill.Source.key(source),
+                  cause,
+                }).pipe(Effect.as([] as AbsolutePath[])),
+              ),
+            )
+      const roots = (yield* Effect.forEach(directories, watchDirectory)).flat()
+      const skills: Skill.Info[] = []
+      for (const directory of directories) {
+        const files = yield* fs
+          .scan("{*.md,**/SKILL.md}", { cwd: directory, absolute: true, include: "file", symlink: true, dot: true })
+          .pipe(Effect.catch(() => Effect.succeed([] as string[])))
+        for (const filepath of files.toSorted()) {
+          const resolved = yield* fs.realPath(filepath).pipe(Effect.catch(() => Effect.succeed(filepath)))
+          if (!roots.some((root) => FSUtil.contains(root, resolved))) yield* watch(path.dirname(resolved), "directory")
+          const content = yield* fs.readFileStringSafe(filepath).pipe(Effect.catch(() => Effect.succeed(undefined)))
+          if (!content) continue
+          const parsed = SkillFile.parse(directory, filepath, content)
+          if (parsed._tag === "Skipped") {
+            yield* Effect.logDebug("skill file skipped", {
+              filepath,
+              reason: parsed.reason,
+              ...(parsed.reason === "frontmatter" ? { issue: parsed.issue } : {}),
+            })
+            continue
+          }
+          skills.push(parsed.skill)
+        }
+      }
+      yield* Effect.logDebug("skill source loaded", {
+        source: Skill.Source.key(source),
+        type: source.type,
+        directories,
+        skills: skills.map((skill) => skill.id),
+      })
+      return skills
+    })
+
+    const refresh = Effect.fn("ConfigSkillPlugin.refresh")(function* (file?: string) {
+      yield* lock.withPermit(
+        Effect.gen(function* () {
+          yield* FiberMap.clear(watches)
+          const skills = new Map<Skill.ID, Skill.Info>()
+          const current = sources()
+          for (const source of current) {
+            for (const skill of yield* load(source)) skills.set(skill.id, skill)
+          }
+          loaded.skills = Array.from(skills.values())
+          if (file) {
+            yield* Effect.logInfo("skills rescanned", {
+              file,
+              sources: current.map(Skill.Source.key),
+              skills: loaded.skills.map((skill) => skill.id),
+            })
+          }
+        }),
+      )
+    })
+
+    yield* Stream.fromPubSub(changes).pipe(
+      Stream.runForEach((file) => refresh(file).pipe(Effect.andThen(ctx.skill.reload()))),
+      Effect.forkScoped({ startImmediately: true }),
+    )
+    yield* refresh()
+    yield* ctx.skill.transform((draft) => {
+      for (const skill of loaded.skills) draft.add(skill)
    })
    yield* ctx.event.subscribe().pipe(
      Stream.filter((event) => event.type === "config.updated"),
      Stream.runForEach(() =>
        config.entries().pipe(
          Effect.tap((entries) => Effect.sync(() => (loaded.entries = entries))),
+          Effect.andThen(refresh()),
          Effect.andThen(ctx.skill.reload()),
        ),
      ),
@@ -47,6 +47,10 @@ export const layer = Layer.effect(
            input.model
              ? new ModelSelectionError({ message: error.message })
              : new UnavailableError({ message: error.message, service: error.providerID }),
+          "SessionRunnerModel.UnresolvedProviderVariablesError": (error) =>
+            input.model
+              ? new ModelSelectionError({ message: error.message })
+              : new UnavailableError({ message: error.message, service: error.providerID }),
        }),
      )
      if (!resolved)
@@ -46,7 +46,24 @@ export class UnsupportedPackageError extends Schema.TaggedErrorClass<Unsupported
  }
 }

-export type Error = VariantUnavailableError | UnsupportedPackageError | Integration.AuthorizationError
+export class UnresolvedProviderVariablesError extends Schema.TaggedErrorClass<UnresolvedProviderVariablesError>()(
+  "SessionRunnerModel.UnresolvedProviderVariablesError",
+  {
+    providerID: Provider.ID,
+    modelID: ID,
+    variables: Schema.Array(Schema.String),
+  },
+) {
+  override get message() {
+    return `Cannot initialize ${this.providerID}/${this.modelID}: ${this.variables.join(", ")} ${this.variables.length === 1 ? "is" : "are"} required to resolve the provider endpoint`
+  }
+}
+
+export type Error =
+  | VariantUnavailableError
+  | UnsupportedPackageError
+  | UnresolvedProviderVariablesError
+  | Integration.AuthorizationError

 export interface Resolved {
  /** Route-level model for provider requests; its id is the provider API model id, which may differ from the catalog id. */
@@ -141,12 +158,17 @@ export const fromCatalogModel = (
  model: Info,
  credential?: Credential.Value,
  dependencies?: Dependencies,
-): Effect.Effect<LanguageModel, UnsupportedPackageError> => {
-  const resolved = produce(model, (draft) => {
-    if (draft.settings?.apiKey === "") delete draft.settings.apiKey
-    if (credential?.type === "key" && credential.metadata !== undefined)
-      draft.body = Provider.mergeOverlay(draft.body, credential.metadata)
-  })
+): Effect.Effect<LanguageModel, UnsupportedPackageError | UnresolvedProviderVariablesError> => {
+  const prepared = prepareRuntimeModel(model, credential)
+  if (prepared.unresolved.length > 0)
+    return Effect.fail(
+      new UnresolvedProviderVariablesError({
+        providerID: model.providerID,
+        modelID: model.id,
+        variables: prepared.unresolved,
+      }),
+    )
+  const resolved = prepared.model
  const packageName = Provider.packageName(resolved.package)
  const key = apiKey(resolved, credential)
  const configuration = credential?.type === "key" ? credential.configuration : undefined
@@ -226,6 +248,26 @@ export const fromCatalogModel = (
  })
 }

+function prepareRuntimeModel(model: Info, credential: Credential.Value | undefined) {
+  const prepared = produce(model, (draft) => {
+    if (draft.settings?.apiKey === "") delete draft.settings.apiKey
+    if (credential?.type === "key" && credential.metadata !== undefined)
+      draft.body = Provider.mergeOverlay(draft.body, credential.metadata)
+    if (typeof draft.settings?.baseURL !== "string") return
+    draft.settings.baseURL = draft.settings.baseURL.replace(/\$\{([^}]+)\}/g, (placeholder, name: string) => {
+      return process.env[name] ?? placeholder
+    })
+  })
+  const baseURL = prepared.settings?.baseURL
+  const unresolved =
+    typeof baseURL === "string"
+      ? Array.from(baseURL.matchAll(/\$\{([^}]+)\}/g), (match) => match[1]).filter(
+          (name, index, names) => names.indexOf(name) === index,
+        )
+      : []
+  return { model: prepared, unresolved }
+}
+
 const nativeCredentialSettings = (specifier: string, credential: Credential.Value | undefined) => {
  if (!credential) return {}
  if (credential.type === "key") return { apiKey: credential.key }
@@ -290,8 +290,10 @@ export const make = Effect.fn("PluginHost.make")(function* (plugin: import("../p
      transform: (callback) =>
        skill.transform((draft) => {
          callback({
-            source: (source) => draft.source(Schema.decodeUnknownSync(Skill.Source)(source)),
-            list: draft.list,
+            list: () => mutable(draft.list()),
+            add: (value) => draft.add(Schema.decodeUnknownSync(Skill.Info)(value)),
+            update: draft.update,
+            remove: draft.remove,
          })
        }),
    },
@@ -37,6 +37,8 @@ import { Ripgrep } from "../ripgrep"
 import { SessionInstructions } from "../session/instructions"
 import { Shell } from "../shell"
 import { Skill } from "../skill"
+import { SkillDiscovery } from "../skill/discovery"
+import { Watcher } from "../filesystem/watcher"
 import { PatchTool } from "../tool/plugin/patch"
 import { EditTool } from "../tool/plugin/edit"
 import { GlobTool } from "../tool/plugin/glob"
@@ -95,7 +97,9 @@ const services = Effect.fn("PluginInternal.services")(function* () {
  const instructions = yield* SessionInstructions.Service
  const shell = yield* Shell.Service
  const skill = yield* Skill.Service
+  const skillDiscovery = yield* SkillDiscovery.Service
  const tools = yield* Tool.Service
+  const watcher = yield* Watcher.Service
  const wellknown = yield* WellKnown.Service
  return Context.mergeAll(
    Context.make(Agent.Service, agent),
@@ -128,7 +132,9 @@ const services = Effect.fn("PluginInternal.services")(function* () {
    Context.make(SessionInstructions.Service, instructions),
    Context.make(Shell.Service, shell),
    Context.make(Skill.Service, skill),
+    Context.make(SkillDiscovery.Service, skillDiscovery),
    Context.make(Tool.Service, tools),
+    Context.make(Watcher.Service, watcher),
    Context.make(WellKnown.Service, wellknown),
  )
 })
@@ -59,36 +59,8 @@ function environmentNames(provider: ModelsDev.Snapshot) {
 }

 function snapshots(data: readonly ModelsDev.Snapshot[]) {
-  return (
-    structuredClone(data)
-      // These deprecated aliases are replaced by the canonical Azure and Google Vertex providers.
-      .filter(
-        (provider) => provider.info.id !== "azure-cognitive-services" && provider.info.id !== "google-vertex-anthropic",
-      )
-      .map((provider) => {
-        const environment = new Set(provider.environment)
-        return {
-          ...provider,
-          info: {
-            ...provider.info,
-            ...(provider.info.settings ? { settings: resolveEnvironment(provider.info.settings, environment) } : {}),
-          },
-          models: provider.models.map((model) => ({
-            ...model,
-            ...(model.settings ? { settings: resolveEnvironment(model.settings, environment) } : {}),
-          })),
-        }
-      })
+  return structuredClone(data).filter(
+    // These deprecated aliases are replaced by the canonical Azure and Google Vertex providers.
+    (provider) => provider.info.id !== "azure-cognitive-services" && provider.info.id !== "google-vertex-anthropic",
  )
 }
-
-function resolveEnvironment(settings: Readonly<Record<string, unknown>>, environment: Set<string>) {
-  if (typeof settings.baseURL !== "string") return settings
-  return {
-    ...settings,
-    baseURL: settings.baseURL.replace(/\$\{([^}]+)\}/g, (value, name: string) => {
-      if (!environment.has(name)) return value
-      return process.env[name] ?? value
-    }),
-  }
-}
@@ -28,29 +28,23 @@ export const Plugin = define({
  effect: Effect.fn(function* (ctx) {
    const reportContent = yield* reportContentWithDiagnostics(ctx.app)
    yield* ctx.skill.transform((draft) => {
-      draft.source(
-        Skill.EmbeddedSource.make({
-          type: "embedded",
-          skill: Skill.Info.make({
-            id: Skill.ID.make("opencode"),
-            name: Skill.Name.make("OpenCode"),
-            description: OpencodeDescription,
-            location: AbsolutePath.make("/builtin/opencode.md"),
-            content: OpencodeContent,
-          }),
+      draft.add(
+        Skill.Info.make({
+          id: Skill.ID.make("opencode"),
+          name: Skill.Name.make("OpenCode"),
+          description: OpencodeDescription,
+          location: AbsolutePath.make("/builtin/opencode.md"),
+          content: OpencodeContent,
        }),
      )
-      draft.source(
-        Skill.EmbeddedSource.make({
-          type: "embedded",
-          skill: Skill.Info.make({
-            id: Skill.ID.make("report"),
-            name: Skill.Name.make("Report"),
-            description: REPORT_DESCRIPTION,
-            slash: true,
-            location: AbsolutePath.make("/builtin/report.md"),
-            content: reportContent,
-          }),
+      draft.add(
+        Skill.Info.make({
+          id: Skill.ID.make("report"),
+          name: Skill.Name.make("Report"),
+          description: REPORT_DESCRIPTION,
+          slash: true,
+          location: AbsolutePath.make("/builtin/report.md"),
+          content: reportContent,
        }),
      )
    })
@@ -37,6 +37,7 @@ import { Ripgrep } from "../ripgrep"
 import { SessionInstructions } from "../session/instructions"
 import { Shell } from "../shell"
 import { Skill } from "../skill"
+import { SkillDiscovery } from "../skill/discovery"
 import { ReadToolFileSystem } from "../tool/read-filesystem"
 import { Tool } from "../tool"
 import { WebSearch } from "../websearch"
@@ -352,6 +353,7 @@ export const node = makeLocationNode({
    SessionInstructions.node,
    Shell.node,
    Skill.node,
+    SkillDiscovery.node,
    Tool.node,
    Watcher.node,
    WebSearch.node,
@@ -34,6 +34,8 @@ export const VariantUnavailableError = ModelResolver.VariantUnavailableError
 export type VariantUnavailableError = ModelResolver.VariantUnavailableError
 export const UnsupportedPackageError = ModelResolver.UnsupportedPackageError
 export type UnsupportedPackageError = ModelResolver.UnsupportedPackageError
+export const UnresolvedProviderVariablesError = ModelResolver.UnresolvedProviderVariablesError
+export type UnresolvedProviderVariablesError = ModelResolver.UnresolvedProviderVariablesError

 export type Error = ModelNotSelectedError | ModelUnavailableError | ModelResolver.Error
 export type Resolved = ModelResolver.Resolved
@@ -52,7 +52,8 @@ export function toSessionError(cause: unknown): SessionError.Error {
    cause instanceof SessionRunnerModel.ModelNotSelectedError ||
    cause instanceof SessionRunnerModel.ModelUnavailableError ||
    cause instanceof SessionRunnerModel.VariantUnavailableError ||
-    cause instanceof SessionRunnerModel.UnsupportedPackageError
+    cause instanceof SessionRunnerModel.UnsupportedPackageError ||
+    cause instanceof SessionRunnerModel.UnresolvedProviderVariablesError
  )
    return { type: "provider.no-route", message: cause.message }
  if (cause instanceof Integration.AuthorizationError) return { type: "provider.auth", message: cause.message }
@@ -2,17 +2,12 @@ export * as Skill from "./skill"

 import { makeLocationNode } from "@opencode-ai/util/effect/app-node"
 import path from "path"
-import { Context, Effect, FiberMap, Layer, PubSub, Schema, Semaphore, Stream, Types } from "effect"
+import { Context, Effect, Layer, Types } from "effect"
 import { Skill } from "@opencode-ai/schema/skill"
 import { Agent } from "./agent"
-import { ConfigMarkdown } from "./config/markdown"
 import { Bus } from "./bus"
-import { FSUtil } from "@opencode-ai/util/fs-util"
 import { Permission } from "./permission"
-import { AbsolutePath } from "./schema"
-import { SkillDiscovery } from "./skill/discovery"
 import { State } from "./state"
-import { Watcher } from "./filesystem/watcher"

 export const DirectorySource = Skill.DirectorySource
 export type DirectorySource = Skill.DirectorySource
@@ -57,38 +52,18 @@ export const toModelOutput = (skill: Info, files: ReadonlyArray<string>) => {
  ].join("\n")
 }

-const Frontmatter = Schema.Struct({
-  name: Schema.String.pipe(Schema.optional),
-  description: Schema.String.pipe(Schema.optional),
-  slash: Schema.Boolean.pipe(Schema.optional),
-  metadata: Schema.Unknown.pipe(Schema.optional),
-})
-const decodeFrontmatter = Schema.decodeUnknownOption(Frontmatter)
-
-const metadataBoolean = (metadata: unknown, key: string) => {
-  if (metadata === undefined || metadata === null || typeof metadata !== "object" || Array.isArray(metadata)) {
-    return undefined
-  }
-  const value = (metadata as { readonly [key: string]: unknown })[key]
-  if (typeof value === "boolean") return value
-  if (typeof value !== "string") return undefined
-  const normalized = value.trim().toLowerCase()
-  if (normalized === "true") return true
-  if (normalized === "false") return false
-  return undefined
-}
-
 export type Data = {
-  sources: Types.DeepMutable<Source>[]
+  skills: Map<ID, Types.DeepMutable<Info>>
 }

 export type Draft = {
-  source: (source: Source) => void
-  list: () => readonly Source[]
+  list: () => readonly Types.DeepMutable<Info>[]
+  add: (skill: Info) => void
+  update: (id: string, update: (skill: Types.DeepMutable<Info>) => void) => void
+  remove: (id: string) => void
 }

 export interface Interface extends State.Transformable<Draft> {
-  readonly sources: () => Effect.Effect<Source[]>
  readonly list: () => Effect.Effect<Info[]>
 }

@@ -97,179 +72,35 @@ export class Service extends Context.Service<Service, Interface>()("@opencode/Sk
 const layer = Layer.effect(
  Service,
  Effect.gen(function* () {
-    const discovery = yield* SkillDiscovery.Service
-    const fs = yield* FSUtil.Service
    const bus = yield* Bus.Service
-    const watcher = yield* Watcher.Service
-    const cache = new Map<string, { skills: Info[]; paths: readonly string[] }>()
-    const watches = yield* FiberMap.make<string>()
-    const lock = Semaphore.makeUnsafe(1)
-    const changes = yield* PubSub.unbounded<string>()
-
-    const invalidate = Effect.fn("Skill.invalidateFromWatcher")(function* (file: string) {
-      const changed = yield* lock.withPermit(
-        Effect.gen(function* () {
-          const invalidated = Array.from(cache.entries()).filter(([, loaded]) =>
-            loaded.paths.some((item) => FSUtil.overlaps(item, file)),
-          )
-          if (invalidated.length === 0) return false
-          cache.clear()
-          yield* FiberMap.clear(watches)
-          yield* Effect.logInfo("skill cache invalidated", {
-            file,
-            sources: invalidated.map(([key]) => key),
-            skills: invalidated.flatMap(([, loaded]) => loaded.skills.map((skill) => skill.id)),
-          })
-          return true
-        }),
-      )
-      if (!changed) return
-      yield* bus.publish(Skill.Event.Updated, {}).pipe(Effect.asVoid)
-    })
-
-    yield* Stream.fromPubSub(changes).pipe(Stream.runForEach(invalidate), Effect.forkScoped({ startImmediately: true }))
-
-    const watch = Effect.fn("Skill.watch")(function* (directory: string, type: Watcher.WatchInput["type"]) {
-      const target = path.resolve(directory)
-      const updates = yield* watcher.subscribe(
-        type === "file" ? { path: target, type: "file" } : { path: target, type: "directory" },
-      )
-      yield* FiberMap.run(
-        watches,
-        `${type}:${target}`,
-        updates.pipe(Stream.runForEach((update) => PubSub.publish(changes, update.path).pipe(Effect.asVoid))),
-        {
-          onlyIfMissing: true,
-          startImmediately: true,
-        },
-      )
-    })
-
-    function firstMissing(target: string): Effect.Effect<string | undefined> {
-      const parent = path.dirname(target)
-      if (parent === target) return Effect.succeed(undefined)
-      return fs.isDir(parent).pipe(Effect.flatMap((exists) => (exists ? Effect.succeed(target) : firstMissing(parent))))
-    }
-
-    const watchDirectory: (directory: string) => Effect.Effect<string[]> = Effect.fn("Skill.watchDirectory")(function* (
-      directory: string,
-    ) {
-      const target = path.resolve(directory)
-      const resolved = yield* fs.realPath(directory).pipe(Effect.catch(() => Effect.succeed(undefined)))
-      if (resolved) {
-        yield* watch(resolved, "directory")
-        if (resolved !== target) {
-          yield* watch(target, "file")
-        }
-        return resolved === target ? [target] : [target, resolved]
-      }
-      const missing = yield* firstMissing(target)
-      if (missing) yield* watch(missing, "file")
-      if (
-        yield* fs.realPath(directory).pipe(
-          Effect.as(true),
-          Effect.catch(() => Effect.succeed(false)),
-        )
-      ) {
-        if (missing) yield* FiberMap.remove(watches, `file:${path.resolve(missing)}`)
-        return yield* watchDirectory(directory)
-      }
-      return [target]
-    })

    const state = State.create<Data, Draft>({
      name: "skill",
-      initial: () => ({ sources: [] }),
+      initial: () => ({ skills: new Map() }),
      draft: (draft) => ({
-        source: (source) => {
-          if (draft.sources.some((item) => Source.equals(item, source))) return
-          draft.sources.push(source as Types.DeepMutable<Source>)
+        list: () => Array.from(draft.skills.values()),
+        add: (skill) => {
+          draft.skills.set(skill.id, { ...skill } as Types.DeepMutable<Info>)
+        },
+        update: (id, update) => {
+          const current = draft.skills.get(ID.make(id))
+          if (!current) return
+          update(current)
+          current.id = ID.make(id)
+        },
+        remove: (id) => {
+          draft.skills.delete(ID.make(id))
        },
-        list: () => draft.sources as Source[],
      }),
-      finalize: () =>
-        lock
-          .withPermit(FiberMap.clear(watches).pipe(Effect.andThen(Effect.sync(() => cache.clear())), Effect.asVoid))
-          .pipe(Effect.andThen(bus.publish(Skill.Event.Updated, {})), Effect.asVoid),
-    })
-
-    const load = Effect.fn("Skill.load")(function* (source: Source) {
-      const skills: Info[] = []
-      if (source.type === "embedded") {
-        yield* Effect.logDebug("skill source loaded", {
-          source: Source.key(source),
-          type: source.type,
-          directories: [],
-          skills: [source.skill.id],
-        })
-        return { skills: [source.skill], paths: [] }
-      }
-      const directories = source.type === "directory" ? [source.path] : yield* discovery.pull(source.url)
-      const roots = (yield* Effect.forEach(directories, watchDirectory)).flat()
-      const paths = [...roots]
-      for (const directory of directories) {
-        const files = yield* fs
-          .scan("{*.md,**/SKILL.md}", { cwd: directory, absolute: true, include: "file", symlink: true, dot: true })
-          .pipe(Effect.catch(() => Effect.succeed([] as string[])))
-        for (const filepath of files.toSorted()) {
-          const resolved = yield* fs.realPath(filepath).pipe(Effect.catch(() => Effect.succeed(filepath)))
-          if (!roots.some((root) => FSUtil.contains(root, resolved))) {
-            const external = path.dirname(resolved)
-            paths.push(external)
-            yield* watch(external, "directory")
-          }
-          const content = yield* fs.readFileStringSafe(filepath).pipe(Effect.catch(() => Effect.succeed(undefined)))
-          if (!content) continue
-          const markdown = ConfigMarkdown.parseOption(content)
-          if (!markdown) continue
-          const frontmatter = decodeFrontmatter(markdown.data).valueOrUndefined
-          if (!frontmatter) continue
-          const id =
-            path.dirname(filepath) === directory
-              ? path.basename(filepath, ".md")
-              : path.basename(path.dirname(filepath))
-          skills.push({
-            id: ID.make(id),
-            name: Name.make(frontmatter.name ?? id),
-            description: frontmatter.description,
-            slash: metadataBoolean(frontmatter.metadata, "opencode/slash") ?? frontmatter.slash,
-            autoinvoke: metadataBoolean(frontmatter.metadata, "opencode/autoinvoke"),
-            location: AbsolutePath.make(filepath),
-            content: markdown.content,
-          })
-        }
-      }
-      yield* Effect.logDebug("skill source loaded", {
-        source: Source.key(source),
-        type: source.type,
-        directories,
-        skills: skills.map((skill) => skill.id),
-      })
-      return { skills, paths }
-    })
-
-    const list = Effect.fn("Skill.list")(function* () {
-      return yield* lock.withPermit(
-        Effect.gen(function* () {
-          const skills = new Map<ID, Info>()
-          for (const source of state.get().sources) {
-            const key = Source.key(source)
-            const loaded = cache.get(key) ?? (yield* load(source))
-            cache.set(key, loaded)
-            for (const skill of loaded.skills) skills.set(skill.id, skill)
-          }
-          return Array.from(skills.values())
-        }),
-      )
+      finalize: () => bus.publish(Skill.Event.Updated, {}).pipe(Effect.asVoid),
    })

    return Service.of({
      transform: state.transform,
      reload: state.reload,
-      sources: Effect.fn("Skill.sources")(function* () {
-        return state.get().sources
+      list: Effect.fn("Skill.list")(function* () {
+        return Array.from(state.get().skills.values())
      }),
-      list,
    })
  }),
 )
@@ -277,5 +108,5 @@ const layer = Layer.effect(
 export const node = makeLocationNode({
  service: Service,
  layer,
-  deps: [SkillDiscovery.node, FSUtil.node, Bus.node, Watcher.node],
+  deps: [Bus.node],
 })
@@ -465,6 +465,7 @@ Use native v2 fields.`,
              },
            }),
          )
+          yield* Effect.yieldNow

          yield* Effect.promise(() => fs.writeFile(path.join(directory, "reviewer.md"), "Review once"))
          yield* configTest.emitChange({ type: "create", path: path.join(directory, "reviewer.md") })
@@ -185,6 +185,7 @@ Review files`,
              },
            }),
          )
+          yield* Effect.yieldNow
          yield* Effect.promise(() => fs.writeFile(path.join(directory, "review.md"), "Review once"))
          yield* configTest.emitChange({ type: "create", path: path.join(directory, "review.md") })
          yield* configTest.emitChange({ type: "update", path: path.join(directory, "review.md") })
@@ -307,7 +307,7 @@ describe("Config", () => {
    }),
  )

-  it.live("loads authenticated wellknown config before user configuration", () =>
+  it.live("tolerates unavailable authenticated wellknown config and reloads it later", () =>
    Effect.acquireUseRelease(
      Effect.promise(() => tmpdir()),
      (tmp) =>
@@ -322,6 +322,7 @@ describe("Config", () => {
          })

          const integrationID = Integration.ID.make("https://example.com")
+          let available = false
          let key = "secret"
          const credentialNode = makeGlobalNode({
            service: Credential.Service,
@@ -361,7 +362,10 @@ describe("Config", () => {
                refresh: () => Effect.succeed(false),
                add: () => Effect.die("unused Wellknown.add"),
                remove: () => Effect.die("unused Wellknown.remove"),
-                resolve: (_entry, variables) => Effect.succeed([{ shell: variables.TOKEN }]),
+                resolve: (_entry, variables) =>
+                  available
+                    ? Effect.succeed([{ shell: variables.TOKEN }])
+                    : Effect.fail(new Error("expired credential")),
              }),
            ),
            deps: [],
@@ -374,11 +378,12 @@ describe("Config", () => {
            expect(Config.latest(initial, "shell")).toBe("project")
            expect(
              initial.flatMap((entry) => (entry.type === "document" && entry.info.shell ? [entry.info.shell] : [])),
-            ).toEqual(["secret", "global", "project"])
+            ).toEqual(["global", "project"])
            const updated = yield* bus
              .subscribe(Event.Updated)
              .pipe(Stream.take(1), Stream.runCollect, Effect.forkScoped)
            yield* Effect.yieldNow
+            available = true
            key = "next"
            yield* bus.publish(Integration.Event.ConnectionUpdated, { integrationID })
            expect(yield* Fiber.join(updated)).toHaveLength(1)
@@ -0,0 +1,5 @@
+---
+name: first
+description: First skill
+---
+# first
@@ -0,0 +1,5 @@
+---
+name: second
+description: Second skill
+---
+# second
@@ -46,9 +46,7 @@ describe("config plugin reloads", () => {

      expect((yield* agents.get(Agent.ID.make("first")))?.description).toBe("First agent")
      expect((yield* commands.get("first"))?.description).toBe("First command")
-      expect(
-        (yield* skills.sources()).some((source) => source.type === "directory" && source.path === "/skills/first"),
-      ).toBe(true)
+      expect((yield* skills.list()).some((skill) => skill.id === "first")).toBe(true)
      expect((yield* references.list()).map((reference) => reference.name)).toEqual(["first"])
      expect(yield* catalog.provider.get(Provider.ID.make("first"))).toBeDefined()

@@ -69,12 +67,8 @@ describe("config plugin reloads", () => {
        }),
      )

-      expect(
-        (yield* skills.sources()).some((source) => source.type === "directory" && source.path === "/skills/first"),
-      ).toBe(false)
-      expect(
-        (yield* skills.sources()).some((source) => source.type === "directory" && source.path === "/skills/second"),
-      ).toBe(true)
+      expect((yield* skills.list()).some((skill) => skill.id === "first")).toBe(false)
+      expect((yield* skills.list()).some((skill) => skill.id === "second")).toBe(true)
    }).pipe(
      Effect.provide(Config.testLayer([config("first")])),
      Effect.provideService(Global.Service, Global.Service.of(Global.make())),
@@ -89,7 +83,7 @@ function config(name: string) {
    info: decode({
      agents: { [name]: { description: `${title(name)} agent`, mode: "subagent" } },
      commands: { [name]: { template: `${title(name)} command`, description: `${title(name)} command` } },
-      skills: [`/skills/${name}`],
+      skills: [path.join(import.meta.dir, "fixture", "skills", `${name}-source`)],
      references: { [name]: `/references/${name}` },
      providers: { [name]: { models: { chat: { name: `${title(name)} model` } } } },
    }),
@@ -1,87 +1,252 @@
+import fs from "fs/promises"
 import path from "path"
 import { describe, expect } from "bun:test"
-import { Effect, Layer, Schema, Stream } from "effect"
+import { Deferred, Effect, Fiber, Layer, Schema, Stream } from "effect"
 import { Config } from "@opencode-ai/core/config"
-import { AgentsDirectory, ClaudeDirectory, Directory, Document, Info } from "@opencode-ai/schema/config"
+import { Document, Info } from "@opencode-ai/schema/config"
 import { ConfigSkillPlugin } from "@opencode-ai/core/config/plugin/skill"
+import { SkillFile } from "@opencode-ai/core/config/plugin/skill-file"
+import { AppNodeBuilder } from "@opencode-ai/core/effect/app-node-builder"
+import { Watcher } from "@opencode-ai/core/filesystem/watcher"
+import { Bus } from "@opencode-ai/core/bus"
+import { FSUtil } from "@opencode-ai/util/fs-util"
 import { Global } from "@opencode-ai/util/global"
+import { LayerNode } from "@opencode-ai/util/effect/layer-node"
 import { Location } from "@opencode-ai/core/location"
 import { AbsolutePath } from "@opencode-ai/core/schema"
 import { Skill } from "@opencode-ai/core/skill"
+import { SkillDiscovery } from "@opencode-ai/core/skill/discovery"
+import { tmpdir } from "../fixture/tmpdir"
 import { location } from "../fixture/location"
 import { testEffect } from "../lib/effect"
 import { host } from "../plugin/host"

-const it = testEffect(Layer.empty)
+const urls = new Map<string, AbsolutePath[]>()
+const failedUrls = new Set<string>()
+let pulls = 0
+const discoveryLayer = Layer.succeed(
+  SkillDiscovery.Service,
+  SkillDiscovery.Service.of({
+    pull: (url) => {
+      pulls++
+      if (failedUrls.has(url)) return Effect.die(`failed to pull ${url}`)
+      return Effect.succeed(urls.get(url) ?? [])
+    },
+  }),
+)
+const watcherLayer = Watcher.testLayer
+const it = testEffect(
+  Layer.mergeAll(
+    AppNodeBuilder.build(LayerNode.group([Skill.node, Bus.node, FSUtil.node])),
+    discoveryLayer,
+    watcherLayer,
+  ),
+)
 const decode = Schema.decodeUnknownSync(Info)

-describe("ConfigSkillPlugin.Plugin", () => {
-  it.effect("registers configured skill directories and URLs", () =>
-    Effect.gen(function* () {
-      const directory = AbsolutePath.make("/repo/packages/app")
-      const sources: Skill.Source[] = []
-      const transform = Effect.fnUntraced(function* (update: (draft: Skill.Draft) => void | Effect.Effect<void>) {
-        const result = update({
-          source: (source) => {
-            sources.push(source)
-          },
-          list: () => sources,
-        })
-        if (Effect.isEffect(result)) yield* result
-        const dispose = Effect.sync(() => {
-          sources.length = 0
-        })
-        yield* Effect.addFinalizer(() => dispose)
-        return { dispose }
-      })
+function write(directory: string, name: string, description: string) {
+  return fs.writeFile(
+    path.join(directory, name, "SKILL.md"),
+    `---
+name: ${name}
+description: ${description}
+---
+# ${name}`,
+  )
+}

-      yield* ConfigSkillPlugin.Plugin.effect(
-        host({
-          skill: { list: () => Effect.die("unused skill.list"), transform, reload: () => Effect.void },
-        }),
-      ).pipe(
-        Effect.provideService(Global.Service, Global.Service.of({ ...Global.make(), home: "/home/test" })),
-        Effect.provideService(Location.Service, Location.Service.of(location({ directory }))),
-        Effect.provide(
-          Config.testLayer([
-            new ClaudeDirectory({ type: "claude", path: AbsolutePath.make("/repo/.claude") }),
-            new AgentsDirectory({ type: "agents", path: AbsolutePath.make("/repo/.agents") }),
-            new Directory({ type: "directory", path: AbsolutePath.make("/repo/.opencode") }),
-            new Document({
-              type: "document",
-              info: decode({
-                skills: ["./skills", "~/shared-skills", "/opt/skills", "https://example.test/skills/"],
-              }),
-            }),
-          ]),
+const configure = (skills: string[]) =>
+  Config.testLayer([
+    new Document({
+      type: "document",
+      info: decode({ skills }),
+    }),
+  ])
+
+const start = Effect.fnUntraced(function* (skills: string[], directory: string) {
+  const service = yield* Skill.Service
+  yield* ConfigSkillPlugin.Plugin.effect(
+    host({
+      skill: {
+        list: () => Effect.die("unused skill.list"),
+        transform: service.transform,
+        reload: service.reload,
+      },
+    }),
+  ).pipe(
+    Effect.provide(configure(skills)),
+    Effect.provideService(Global.Service, Global.Service.of({ ...Global.make(), home: directory })),
+    Effect.provideService(Location.Service, Location.Service.of(location({ directory: AbsolutePath.make(directory) }))),
+  )
+  return service
+})
+
+function emitAndWait(update: Watcher.Update) {
+  return Effect.gen(function* () {
+    const watcher = yield* Watcher.Test
+    const bus = yield* Bus.Service
+    const deferred = yield* Deferred.make<void>()
+    const fiber = yield* bus.subscribe(Skill.Event.Updated).pipe(
+      Stream.runForEach(() => Deferred.succeed(deferred, undefined).pipe(Effect.asVoid)),
+      Effect.forkScoped,
+    )
+    yield* Effect.yieldNow
+    yield* watcher.emit(update)
+    yield* Deferred.await(deferred).pipe(Effect.timeout("2 seconds"))
+    yield* Fiber.interrupt(fiber)
+  })
+}
+
+describe("SkillFile.parse", () => {
+  it.effect("parses root and nested skill ids and metadata flags", () =>
+    Effect.sync(() => {
+      const directory = "/repo/skills"
+      expect(
+        SkillFile.parse(
+          directory,
+          "/repo/skills/manual/SKILL.md",
+          `---
+name: Manual
+description: Manual only
+metadata:
+  opencode/slash: "true"
+  opencode/autoinvoke: false
+---
+# manual`,
        ),
-      )
-
-      expect(sources).toEqual([
-        Skill.DirectorySource.make({
-          type: "directory",
-          path: AbsolutePath.make(path.join("/repo/.claude", "skills")),
-        }),
-        Skill.DirectorySource.make({
-          type: "directory",
-          path: AbsolutePath.make(path.join("/repo/.agents", "skills")),
-        }),
-        Skill.DirectorySource.make({
-          type: "directory",
-          path: AbsolutePath.make(path.join("/repo/.opencode", "skill")),
-        }),
-        Skill.DirectorySource.make({
-          type: "directory",
-          path: AbsolutePath.make(path.join("/repo/.opencode", "skills")),
-        }),
-        Skill.DirectorySource.make({ type: "directory", path: AbsolutePath.make(path.join(directory, "skills")) }),
-        Skill.DirectorySource.make({
-          type: "directory",
-          path: AbsolutePath.make(path.join("/home/test", "shared-skills")),
-        }),
-        Skill.DirectorySource.make({ type: "directory", path: AbsolutePath.make("/opt/skills") }),
-        Skill.UrlSource.make({ type: "url", url: "https://example.test/skills/" }),
-      ])
+      ).toEqual({
+        _tag: "Parsed",
+        skill: {
+          id: Skill.ID.make("manual"),
+          name: Skill.Name.make("Manual"),
+          description: "Manual only",
+          slash: true,
+          autoinvoke: false,
+          location: AbsolutePath.make("/repo/skills/manual/SKILL.md"),
+          content: "# manual",
+        },
+      })
+      expect(SkillFile.parse(directory, "/repo/skills/foo.md", "---\nslash: true\n---\n# foo")).toMatchObject({
+        _tag: "Parsed",
+        skill: { id: Skill.ID.make("foo") },
+      })
+      expect(
+        SkillFile.parse(directory, "/repo/skills/broken.md", "---\ndescription: foo: bar\nmetadata: [\n---\n# broken"),
+      ).toEqual({ _tag: "Skipped", reason: "markdown" })
+      expect(SkillFile.parse(directory, "/repo/skills/broken.md", "---\nslash: nope\n---\n# broken")).toMatchObject({
+        _tag: "Skipped",
+        reason: "frontmatter",
+        issue: expect.anything(),
+      })
    }),
  )
 })
+
+describe("ConfigSkillPlugin.Plugin", () => {
+  it.live("loads directory and URL sources with later-source precedence", () =>
+    Effect.acquireRelease(
+      Effect.promise(() => tmpdir()),
+      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]()),
+    ).pipe(
+      Effect.flatMap((tmp) =>
+        Effect.gen(function* () {
+          const first = path.join(tmp.path, "first")
+          const second = path.join(tmp.path, "second")
+          yield* Effect.promise(async () => {
+            await fs.mkdir(path.join(first, "review"), { recursive: true })
+            await fs.mkdir(path.join(second, "review"), { recursive: true })
+            await write(first, "review", "First")
+            await write(second, "review", "Second")
+          })
+          pulls = 0
+          urls.set("https://example.test/skills/", [AbsolutePath.make(second)])
+
+          const skill = yield* start([first, "https://example.test/skills/"], tmp.path)
+          expect((yield* skill.list()).find((item) => item.id === "review")?.description).toBe("Second")
+          expect(pulls).toBe(1)
+        }),
+      ),
+    ),
+  )
+
+  it.live("keeps directory skills when a URL source fails", () =>
+    Effect.acquireRelease(
+      Effect.promise(() => tmpdir()),
+      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]()),
+    ).pipe(
+      Effect.flatMap((tmp) =>
+        Effect.gen(function* () {
+          yield* Effect.promise(async () => {
+            await fs.mkdir(path.join(tmp.path, "review"), { recursive: true })
+            await write(tmp.path, "review", "Available")
+          })
+          const url = "https://unreachable.example.test/skills/"
+          failedUrls.add(url)
+
+          const skill = yield* start([tmp.path, url], tmp.path)
+          expect((yield* skill.list()).find((item) => item.id === "review")?.description).toBe("Available")
+          failedUrls.delete(url)
+        }),
+      ),
+    ),
+  )
+
+  it.live("rescans directory sources when watched files change", () =>
+    Effect.acquireRelease(
+      Effect.promise(() => tmpdir()),
+      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]()),
+    ).pipe(
+      Effect.flatMap((tmp) =>
+        Effect.gen(function* () {
+          yield* Effect.promise(async () => {
+            await fs.mkdir(path.join(tmp.path, "deploy"), { recursive: true })
+            await write(tmp.path, "deploy", "Initial")
+          })
+          const skill = yield* start([tmp.path], tmp.path)
+          expect((yield* skill.list()).find((item) => item.id === "deploy")?.description).toBe("Initial")
+
+          const deploy = path.join(tmp.path, "deploy", "SKILL.md")
+          yield* Effect.promise(() => write(tmp.path, "deploy", "Updated"))
+          yield* emitAndWait({ type: "update", path: deploy })
+          expect((yield* skill.list()).find((item) => item.id === "deploy")?.description).toBe("Updated")
+
+          yield* Effect.promise(async () => {
+            await fs.mkdir(path.join(tmp.path, "review"), { recursive: true })
+            await write(tmp.path, "review", "Review")
+          })
+          yield* emitAndWait({ type: "create", path: path.join(tmp.path, "review", "SKILL.md") })
+          expect((yield* skill.list()).map((item) => item.id)).toEqual([
+            Skill.ID.make("deploy"),
+            Skill.ID.make("review"),
+          ])
+        }),
+      ),
+    ),
+  )
+
+  it.live("follows missing source directories as their parents appear", () =>
+    Effect.acquireRelease(
+      Effect.promise(() => tmpdir()),
+      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]()),
+    ).pipe(
+      Effect.flatMap((tmp) =>
+        Effect.gen(function* () {
+          const source = path.join(tmp.path, "generated", "skills")
+          const skill = yield* start([source], tmp.path)
+          const watcher = yield* Watcher.Test
+          expect(yield* skill.list()).toEqual([])
+          expect(yield* watcher.subscriptions()).toEqual([{ path: path.join(tmp.path, "generated"), type: "file" }])
+
+          yield* Effect.promise(() => fs.mkdir(path.join(tmp.path, "generated")))
+          yield* emitAndWait({ type: "create", path: path.join(tmp.path, "generated") })
+          yield* Effect.promise(async () => {
+            await fs.mkdir(path.join(source, "deploy"), { recursive: true })
+            await write(source, "deploy", "Deploy")
+          })
+          yield* emitAndWait({ type: "create", path: source })
+          expect((yield* skill.list()).map((item) => item.id)).toEqual([Skill.ID.make("deploy")])
+        }),
+      ),
+    ),
+  )
+})
@@ -42,6 +42,27 @@ const model = (packageName: string | undefined, options: ModelOptions = {}) =>
    limit: options.limit ?? { context: 100, output: 20 },
  })

+function withEnv<A, E, R>(variables: Record<string, string | undefined>, effect: () => Effect.Effect<A, E, R>) {
+  return Effect.acquireUseRelease(
+    Effect.sync(() => {
+      const previous = Object.fromEntries(Object.keys(variables).map((key) => [key, process.env[key]]))
+      Object.entries(variables).forEach(([key, value]) => {
+        if (value === undefined) delete process.env[key]
+        else process.env[key] = value
+      })
+      return previous
+    }),
+    effect,
+    (previous) =>
+      Effect.sync(() => {
+        Object.entries(previous).forEach(([key, value]) => {
+          if (value === undefined) delete process.env[key]
+          else process.env[key] = value
+        })
+      }),
+  )
+}
+
 describe("ModelResolver", () => {
  it.effect("constructs native Azure requests with deployment IDs and projected resource URLs", () =>
    Effect.gen(function* () {
@@ -230,6 +251,42 @@ describe("ModelResolver", () => {
    }),
  )

+  it.effect("resolves provider URLs from environment without mutating the catalog model", () =>
+    withEnv({ ACME_HOST: "api.acme.test" }, () =>
+      Effect.gen(function* () {
+        const catalog = model(Provider.aisdk("@ai-sdk/openai-compatible"), {
+          settings: { baseURL: "https://${ACME_HOST}/v1" },
+        })
+        const resolved = yield* ModelResolver.fromCatalogModel(catalog)
+
+        expect(resolved.route.endpoint.baseURL).toBe("https://api.acme.test/v1")
+        expect(catalog.settings?.baseURL).toBe("https://${ACME_HOST}/v1")
+      }),
+    ),
+  )
+
+  it.effect("rejects unresolved provider URL variables before route construction", () =>
+    withEnv({ REQUIRED_HOST: undefined }, () =>
+      Effect.gen(function* () {
+        const failure = yield* ModelResolver.fromCatalogModel(
+          model(Provider.aisdk("@ai-sdk/openai-compatible"), {
+            settings: { baseURL: "https://${REQUIRED_HOST}/${REQUIRED_PATH}/v1" },
+          }),
+        ).pipe(Effect.flip)
+
+        expect(failure).toMatchObject({
+          _tag: "SessionRunnerModel.UnresolvedProviderVariablesError",
+          providerID: "test-provider",
+          modelID: "test-model",
+          variables: ["REQUIRED_HOST", "REQUIRED_PATH"],
+        })
+        expect(failure.message).toBe(
+          "Cannot initialize test-provider/test-model: REQUIRED_HOST, REQUIRED_PATH are required to resolve the provider endpoint",
+        )
+      }),
+    ),
+  )
+
  it.effect("overlays selected OpenAI variant settings and bodies", () =>
    Effect.gen(function* () {
      const catalog = model(Provider.aisdk("@ai-sdk/openai"), {
@@ -19,9 +19,11 @@ import { PluginHooks } from "@opencode-ai/core/plugin/hooks"
 import { PluginRuntime } from "@opencode-ai/core/plugin/runtime"
 import { Reference } from "@opencode-ai/core/reference"
 import { Skill } from "@opencode-ai/core/skill"
+import { SkillDiscovery } from "@opencode-ai/core/skill/discovery"
+import { Watcher } from "@opencode-ai/core/filesystem/watcher"
 import { Tool } from "@opencode-ai/core/tool"
 import { WebSearch } from "@opencode-ai/core/websearch"
-import { Effect, Layer, Stream } from "effect"
+import { Effect, Layer } from "effect"
 import { tempLocationLayer } from "../fixture/location"

 const npmLayer = Layer.succeed(
@@ -53,8 +55,10 @@ export const PluginTestLayer = AppNodeBuilder.build(
    PluginHooks.node,
    Reference.node,
    Skill.node,
+    SkillDiscovery.node,
    PluginHooks.node,
    Tool.node,
+    Watcher.node,
    WebSearch.node,
  ]),
  [
@@ -242,7 +242,7 @@ describe("ModelsDevPlugin", () => {
    }).pipe(Effect.provide(models(path.join(import.meta.dir, "fixtures", "models-dev.json")))),
  )

-  it.effect("resolves declared environment variables in provider and model URLs", () =>
+  it.effect("preserves provider and model URL templates in the catalog", () =>
    withEnv(
      {
        ACME_HOST: "api.acme.test",
@@ -298,10 +298,10 @@ describe("ModelsDevPlugin", () => {
          )

          expect((yield* catalog.provider.get(providerID))?.settings?.baseURL).toBe(
-            "https://api.acme.test/${UNDECLARED_HOST}/v1",
+            "https://${ACME_HOST}/${UNDECLARED_HOST}/v1",
          )
          expect((yield* catalog.model.get(providerID, modelID))?.settings?.baseURL).toBe(
-            "https://api.acme.test/${ACME_MODEL_PATH}/v1",
+            "https://${ACME_HOST}/${ACME_MODEL_PATH}/v1",
          )
        }),
    ),
@@ -19,6 +19,9 @@ import {
  HttpResponseDetails,
 } from "@opencode-ai/ai"
 import { Permission } from "@opencode-ai/core/permission"
+import { ID } from "@opencode-ai/core/model"
+import { ModelResolver } from "@opencode-ai/core/model-resolver"
+import { Provider } from "@opencode-ai/core/provider"
 import { Tool } from "@opencode-ai/schema/tool"
 import { toSessionError } from "@opencode-ai/core/session/to-session-error"
 import { SessionRunnerRetry } from "@opencode-ai/core/session/runner/retry"
@@ -91,6 +94,19 @@ describe("toSessionError", () => {
    })
  })

+  test("preserves unresolved provider endpoint errors", () => {
+    const error = new ModelResolver.UnresolvedProviderVariablesError({
+      providerID: Provider.ID.make("cloudflare-workers-ai"),
+      modelID: ID.make("model"),
+      variables: ["CLOUDFLARE_ACCOUNT_ID"],
+    })
+    expect(toSessionError(error)).toEqual({
+      type: "provider.no-route",
+      message:
+        "Cannot initialize cloudflare-workers-ai/model: CLOUDFLARE_ACCOUNT_ID is required to resolve the provider endpoint",
+    })
+  })
+
  test("retries only rate limits, provider-internal failures, and transport failures", () => {
    const eligible = [
      llm(new RateLimitReason({ message: "rate" })),
@@ -1,438 +1,102 @@
-import fs from "fs/promises"
-import path from "path"
 import { describe, expect } from "bun:test"
-import { Deferred, Effect, Fiber, Layer, Stream } from "effect"
+import { Deferred, Effect, Fiber, Stream } from "effect"
 import { Agent } from "@opencode-ai/core/agent"
 import { AppNodeBuilder } from "@opencode-ai/core/effect/app-node-builder"
 import { LayerNode } from "@opencode-ai/util/effect/layer-node"
 import { Bus } from "@opencode-ai/core/bus"
 import { AbsolutePath } from "@opencode-ai/core/schema"
 import { Skill } from "@opencode-ai/core/skill"
-import { SkillDiscovery } from "@opencode-ai/core/skill/discovery"
-import { Watcher } from "@opencode-ai/core/filesystem/watcher"
-import { tmpdir } from "./fixture/tmpdir"
 import { testEffect } from "./lib/effect"

-const urls = new Map<string, AbsolutePath[]>()
-let pulls = 0
-const discovery = Layer.succeed(
-  SkillDiscovery.Service,
-  SkillDiscovery.Service.of({
-    pull: (url) => {
-      pulls++
-      return Effect.succeed(urls.get(url) ?? [])
-    },
-  }),
-)
-const watcherLayer = Watcher.testLayer
-const it = testEffect(
-  Layer.mergeAll(
-    AppNodeBuilder.build(LayerNode.group([Skill.node, Agent.node, Bus.node]), [
-      [SkillDiscovery.node, discovery],
-      [Watcher.node, watcherLayer],
-    ]),
-    watcherLayer,
-  ),
-)
+const it = testEffect(AppNodeBuilder.build(LayerNode.group([Skill.node, Agent.node, Bus.node])))

-function write(directory: string, name: string, description: string) {
-  return fs.writeFile(
-    path.join(directory, name, "SKILL.md"),
-    `---
-name: ${name}
-description: ${description}
---
-# ${name}`,
-  )
-}
-
-function waitForSkillUpdate() {
-  return Effect.gen(function* () {
-    const bus = yield* Bus.Service
-    const deferred = yield* Deferred.make<void>()
-    const fiber = yield* bus.subscribe(Skill.Event.Updated).pipe(
-      Stream.runForEach(() => Deferred.succeed(deferred, undefined).pipe(Effect.asVoid)),
-      Effect.forkScoped,
-    )
-    yield* Effect.yieldNow
-    return { deferred, fiber }
+const info = (id: string, description: string) =>
+  Skill.Info.make({
+    id: Skill.ID.make(id),
+    name: Skill.Name.make(id),
+    description,
+    location: AbsolutePath.make(`/skills/${id}/SKILL.md`),
+    content: `# ${id}`,
  })
-}
-
-function expectSubscription(check: (input: Watcher.WatchInput) => boolean) {
-  return Effect.gen(function* () {
-    const watcher = yield* Watcher.Test
-    expect((yield* watcher.subscriptions()).some(check)).toBe(true)
-  })
-}
-
-function emitAndWait(update: Watcher.Update) {
-  return Effect.gen(function* () {
-    const watcher = yield* Watcher.Test
-    yield* Effect.acquireUseRelease(
-      waitForSkillUpdate(),
-      ({ deferred }) => watcher.emit(update).pipe(Effect.andThen(Deferred.await(deferred)), Effect.timeout("1 second")),
-      ({ fiber }) => Fiber.interrupt(fiber),
-    )
-  })
-}

 describe("Skill", () => {
-  it.live("publishes updates when skill sources change", () =>
+  it.effect("registers values with last-write-wins precedence", () =>
    Effect.gen(function* () {
      const skill = yield* Skill.Service
+      yield* skill.transform((draft) => {
+        draft.add(info("review", "First"))
+        draft.add(info("deploy", "Deploy"))
+        draft.add(info("review", "Second"))
+        expect(draft.list().map((item) => item.id)).toEqual([Skill.ID.make("review"), Skill.ID.make("deploy")])
+      })

-      yield* Effect.acquireUseRelease(
-        waitForSkillUpdate(),
-        ({ deferred }) =>
-          skill
-            .transform((editor) =>
-              editor.source({ type: "directory", path: AbsolutePath.make("/tmp/opencode-skills") }),
-            )
-            .pipe(Effect.andThen(Deferred.await(deferred)), Effect.timeout("1 second")),
-        ({ fiber }) => Fiber.interrupt(fiber),
-      )
+      expect(yield* skill.list()).toEqual([info("review", "Second"), info("deploy", "Deploy")])
    }),
  )

-  it.live("registers sources and resolves later source precedence", () =>
-    Effect.acquireRelease(
-      Effect.promise(() => tmpdir()),
-      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]()),
-    ).pipe(
-      Effect.flatMap((tmp) =>
-        Effect.gen(function* () {
-          const first = path.join(tmp.path, "first")
-          const second = path.join(tmp.path, "second")
-          yield* Effect.promise(async () => {
-            await fs.mkdir(path.join(first, "review"), { recursive: true })
-            await fs.mkdir(path.join(second, "review"), { recursive: true })
-            await write(first, "review", "First")
-            await write(second, "review", "Second")
-            await fs.writeFile(path.join(first, "foo.md"), "---\nslash: true\n---\n# foo")
-          })
+  it.effect("updates and removes registered values", () =>
+    Effect.gen(function* () {
+      const skill = yield* Skill.Service
+      yield* skill.transform((draft) => {
+        draft.add(info("review", "Initial"))
+        draft.update("review", (value) => {
+          value.description = "Updated"
+          value.id = Skill.ID.make("ignored")
+        })
+        draft.update("missing", () => Effect.die("unreachable"))
+        draft.add(info("deploy", "Deploy"))
+        draft.remove("deploy")
+      })

-          const skill = yield* Skill.Service
-          const watcher = yield* Watcher.Test
-          yield* skill.transform((editor) => {
-            editor.source({ type: "directory", path: AbsolutePath.make(first) })
-            editor.source({ type: "directory", path: AbsolutePath.make(first) })
-            editor.source({ type: "directory", path: AbsolutePath.make(second) })
-            expect(editor.list()).toEqual([
-              { type: "directory", path: AbsolutePath.make(first) },
-              { type: "directory", path: AbsolutePath.make(second) },
-            ])
-          })
-
-          expect(yield* skill.sources()).toEqual([
-            { type: "directory", path: AbsolutePath.make(first) },
-            { type: "directory", path: AbsolutePath.make(second) },
-          ])
-          expect(yield* skill.list()).toEqual([
-            Skill.Info.make({
-              id: Skill.ID.make("foo"),
-              name: Skill.Name.make("foo"),
-              slash: true,
-              location: AbsolutePath.make(path.join(first, "foo.md")),
-              content: "# foo",
-            }),
-            {
-              id: Skill.ID.make("review"),
-              name: Skill.Name.make("review"),
-              description: "Second",
-              location: AbsolutePath.make(path.join(second, "review", "SKILL.md")),
-              content: "# review",
-            },
-          ])
-          expect(yield* watcher.subscriptions()).toEqual([
-            { path: first, type: "directory" },
-            { path: second, type: "directory" },
-          ])
-
-          yield* Effect.promise(() => write(second, "review", "Updated Second"))
-          yield* emitAndWait({ type: "update", path: path.join(second, "review", "SKILL.md") })
-
-          expect((yield* skill.list()).find((item) => item.id === "review")?.description).toBe("Updated Second")
-          expect(yield* watcher.subscriptions()).toEqual([
-            { path: first, type: "directory" },
-            { path: second, type: "directory" },
-            { path: first, type: "directory" },
-            { path: second, type: "directory" },
-          ])
-        }),
-      ),
-    ),
+      expect(yield* skill.list()).toEqual([info("review", "Updated")])
+    }),
  )

-  it.live("loads URL sources and filters skills for agents", () =>
-    Effect.acquireRelease(
-      Effect.promise(() => tmpdir()),
-      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]()),
-    ).pipe(
-      Effect.flatMap((tmp) =>
-        Effect.gen(function* () {
-          yield* Effect.promise(async () => {
-            await fs.mkdir(path.join(tmp.path, "deploy"), { recursive: true })
-            await write(tmp.path, "deploy", "Deploy production")
-          })
-          pulls = 0
-          urls.set("https://example.test/skills/", [AbsolutePath.make(tmp.path)])
-
-          const agents = yield* Agent.Service
-          yield* agents.transform((editor) =>
-            editor.update(Agent.ID.make("reviewer"), (agent) => {
-              agent.permissions.push({ action: "skill", resource: "deploy", effect: "deny" })
-            }),
-          )
-
-          const skill = yield* Skill.Service
-          yield* skill.transform((editor) => editor.source({ type: "url", url: "https://example.test/skills/" }))
-
-          expect((yield* skill.list()).map((item) => item.name)).toEqual([Skill.Name.make("deploy")])
-          expect((yield* skill.list()).map((item) => item.name)).toEqual([Skill.Name.make("deploy")])
-          expect(pulls).toBe(1)
-          expect(Skill.available(yield* skill.list(), (yield* agents.get(Agent.ID.make("reviewer")))!)).toEqual([])
+  it.effect("restores earlier values when an updating transform is disposed", () =>
+    Effect.gen(function* () {
+      const skill = yield* Skill.Service
+      const original = info("review", "Initial")
+      yield* skill.transform((draft) => draft.add(original))
+      const updated = yield* skill.transform((draft) =>
+        draft.update("review", (value) => {
+          value.description = "Updated"
        }),
-      ),
-    ),
+      )
+
+      expect((yield* skill.list())[0]?.description).toBe("Updated")
+      yield* updated.dispose
+      expect((yield* skill.list())[0]?.description).toBe("Initial")
+      expect(original.description).toBe("Initial")
+    }),
  )

-  it.live("parses opencode metadata flags from skill frontmatter", () =>
-    Effect.acquireRelease(
-      Effect.promise(() => tmpdir()),
-      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]()),
-    ).pipe(
-      Effect.flatMap((tmp) =>
-        Effect.gen(function* () {
-          yield* Effect.promise(async () => {
-            await fs.mkdir(path.join(tmp.path, "manual"), { recursive: true })
-            await fs.writeFile(
-              path.join(tmp.path, "manual", "SKILL.md"),
-              `---
-name: manual
-description: Manual only
-metadata:
-  opencode/slash: true
-  opencode/autoinvoke: false
---
-# manual`,
-            )
-          })
+  it.live("publishes updates after committed values are visible", () =>
+    Effect.gen(function* () {
+      const skill = yield* Skill.Service
+      const bus = yield* Bus.Service
+      const updated = yield* Deferred.make<Skill.Info[]>()
+      const fiber = yield* bus.subscribe(Skill.Event.Updated).pipe(
+        Stream.runForEach(() => skill.list().pipe(Effect.flatMap((values) => Deferred.succeed(updated, values)))),
+        Effect.forkScoped,
+      )
+      yield* Effect.yieldNow

-          const skill = yield* Skill.Service
-          yield* skill.transform((editor) => editor.source({ type: "directory", path: AbsolutePath.make(tmp.path) }))
-
-          expect(yield* skill.list()).toEqual([
-            {
-              id: Skill.ID.make("manual"),
-              name: Skill.Name.make("manual"),
-              description: "Manual only",
-              slash: true,
-              autoinvoke: false,
-              location: AbsolutePath.make(path.join(tmp.path, "manual", "SKILL.md")),
-              content: "# manual",
-            },
-          ])
-        }),
-      ),
-    ),
+      yield* skill.transform((draft) => draft.add(info("review", "Visible")))
+      expect(yield* Deferred.await(updated).pipe(Effect.timeout("1 second"))).toEqual([info("review", "Visible")])
+      yield* Fiber.interrupt(fiber)
+    }),
  )

-  it.live("clears cached skills when sources reload", () =>
-    Effect.acquireRelease(
-      Effect.promise(() => tmpdir()),
-      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]()),
-    ).pipe(
-      Effect.flatMap((tmp) =>
-        Effect.gen(function* () {
-          yield* Effect.promise(async () => {
-            await fs.mkdir(path.join(tmp.path, "deploy"), { recursive: true })
-            await write(tmp.path, "deploy", "Initial deploy")
-          })
-
-          const skill = yield* Skill.Service
-          const watcher = yield* Watcher.Test
-          const bus = yield* Bus.Service
-          yield* skill.transform((editor) => editor.source({ type: "directory", path: AbsolutePath.make(tmp.path) }))
-          expect((yield* skill.list()).find((item) => item.id === "deploy")?.description).toBe("Initial deploy")
-          expect(yield* watcher.subscriptions()).toEqual([{ path: tmp.path, type: "directory" }])
-
-          let refreshed: Skill.Info[] = []
-          const unsubscribe = yield* bus.listen((event) => {
-            if (event.type !== Skill.Event.Updated.type) return Effect.void
-            return skill.list().pipe(
-              Effect.tap((items) => Effect.sync(() => (refreshed = items))),
-              Effect.asVoid,
-            )
-          })
-
-          yield* Effect.promise(() => write(tmp.path, "deploy", "Updated deploy"))
-          yield* skill.reload().pipe(Effect.timeout("1 second"))
-          yield* unsubscribe
-
-          expect(refreshed.find((item) => item.id === "deploy")?.description).toBe("Updated deploy")
-          expect(yield* watcher.subscriptions()).toEqual([
-            { path: tmp.path, type: "directory" },
-            { path: tmp.path, type: "directory" },
-          ])
+  it.effect("filters values by agent permissions", () =>
+    Effect.gen(function* () {
+      const agents = yield* Agent.Service
+      yield* agents.transform((draft) =>
+        draft.update(Agent.ID.make("reviewer"), (agent) => {
+          agent.permissions.push({ action: "skill", resource: "deploy", effect: "deny" })
        }),
-      ),
-    ),
-  )
-
-  it.live("reloads project sources created after their missing parent", () =>
-    Effect.acquireRelease(
-      Effect.promise(() => tmpdir()),
-      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]()),
-    ).pipe(
-      Effect.flatMap((tmp) =>
-        Effect.gen(function* () {
-          const source = path.join(tmp.path, "generated", "skills")
-          const file = path.join(source, "deploy", "SKILL.md")
-          const skill = yield* Skill.Service
-          const watcher = yield* Watcher.Test
-          yield* skill.transform((editor) => editor.source({ type: "directory", path: AbsolutePath.make(source) }))
-          expect(yield* skill.list()).toEqual([])
-          expect(yield* watcher.subscriptions()).toEqual([{ path: path.join(tmp.path, "generated"), type: "file" }])
-
-          yield* Effect.promise(() => fs.mkdir(path.join(tmp.path, "generated")))
-          yield* emitAndWait({ type: "create", path: path.join(tmp.path, "generated") })
-          expect(yield* skill.list()).toEqual([])
-          expect(yield* watcher.subscriptions()).toEqual([
-            { path: path.join(tmp.path, "generated"), type: "file" },
-            { path: source, type: "file" },
-          ])
-
-          yield* Effect.promise(async () => {
-            await fs.mkdir(path.dirname(file), { recursive: true })
-            await write(source, "deploy", "Deploy production")
-          })
-          yield* emitAndWait({ type: "create", path: source })
-
-          expect((yield* skill.list()).map((item) => item.id)).toEqual([Skill.ID.make("deploy")])
-          expect(yield* watcher.subscriptions()).toEqual([
-            { path: path.join(tmp.path, "generated"), type: "file" },
-            { path: source, type: "file" },
-            { path: source, type: "directory" },
-          ])
-        }),
-      ),
-    ),
-  )
-
-  it.live("watches directory sources for added and changed skills", () =>
-    Effect.acquireRelease(
-      Effect.promise(() => tmpdir()),
-      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]()),
-    ).pipe(
-      Effect.flatMap((tmp) =>
-        Effect.gen(function* () {
-          yield* Effect.promise(async () => {
-            await fs.mkdir(path.join(tmp.path, "deploy"), { recursive: true })
-            await write(tmp.path, "deploy", "Initial deploy")
-          })
-
-          const skill = yield* Skill.Service
-          yield* skill.transform((editor) => editor.source({ type: "directory", path: AbsolutePath.make(tmp.path) }))
-          expect((yield* skill.list()).map((item) => item.id)).toEqual([Skill.ID.make("deploy")])
-          yield* expectSubscription((input) => input.type === "directory" && input.path === tmp.path)
-
-          const deploy = path.join(tmp.path, "deploy", "SKILL.md")
-          yield* Effect.promise(() => write(tmp.path, "deploy", "Updated deploy"))
-          yield* emitAndWait({ type: "update", path: deploy })
-          expect((yield* skill.list()).find((item) => item.id === "deploy")?.description).toBe("Updated deploy")
-
-          yield* Effect.promise(async () => {
-            await fs.mkdir(path.join(tmp.path, "review"), { recursive: true })
-            await write(tmp.path, "review", "Review changes")
-          })
-          const review = path.join(tmp.path, "review", "SKILL.md")
-          yield* emitAndWait({ type: "create", path: review })
-          expect((yield* skill.list()).map((item) => item.id)).toEqual([
-            Skill.ID.make("deploy"),
-            Skill.ID.make("review"),
-          ])
-
-          yield* Effect.promise(() => fs.rm(path.join(tmp.path, "review"), { recursive: true }))
-          yield* emitAndWait({ type: "delete", path: review })
-          expect((yield* skill.list()).map((item) => item.id)).toEqual([Skill.ID.make("deploy")])
-        }),
-      ),
-    ),
-  )
-
-  it.live("watches canonical directories behind symlinked skills", () =>
-    Effect.acquireRelease(
-      Effect.promise(() => tmpdir()),
-      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]()),
-    ).pipe(
-      Effect.flatMap((tmp) =>
-        Effect.gen(function* () {
-          const source = path.join(tmp.path, "source")
-          const target = path.join(tmp.path, "target", "bro")
-          const file = path.join(target, "SKILL.md")
-          yield* Effect.promise(async () => {
-            await fs.mkdir(source, { recursive: true })
-            await fs.mkdir(target, { recursive: true })
-            await fs.writeFile(file, "---\nname: bro\ndescription: Initial\n---\n# bro")
-            await fs.symlink(target, path.join(source, "bro"))
-          })
-
-          const skill = yield* Skill.Service
-          yield* skill.transform((editor) => editor.source({ type: "directory", path: AbsolutePath.make(source) }))
-          expect((yield* skill.list()).find((item) => item.id === "bro")?.description).toBe("Initial")
-          yield* expectSubscription((input) => input.type === "directory" && input.path === target)
-
-          yield* Effect.promise(() => fs.writeFile(file, "---\nname: bro\ndescription: Updated\n---\n# bro"))
-          yield* emitAndWait({ type: "update", path: file })
-          expect((yield* skill.list()).find((item) => item.id === "bro")?.description).toBe("Updated")
-        }),
-      ),
-    ),
-  )
-
-  it.live("invalidates symlinked sources when their target changes", () =>
-    Effect.acquireRelease(
-      Effect.promise(() => tmpdir()),
-      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]()),
-    ).pipe(
-      Effect.flatMap((tmp) =>
-        Effect.gen(function* () {
-          const source = path.join(tmp.path, "source")
-          const first = path.join(tmp.path, "first")
-          const second = path.join(tmp.path, "second")
-          yield* Effect.promise(async () => {
-            await fs.mkdir(path.join(first, "bro"), { recursive: true })
-            await fs.mkdir(path.join(second, "bro"), { recursive: true })
-            await write(first, "bro", "First")
-            await write(second, "bro", "Second")
-            await fs.symlink(first, source)
-          })
-
-          const skill = yield* Skill.Service
-          const watcher = yield* Watcher.Test
-          yield* skill.transform((editor) => editor.source({ type: "directory", path: AbsolutePath.make(source) }))
-          expect((yield* skill.list()).find((item) => item.id === "bro")?.description).toBe("First")
-          expect(yield* watcher.subscriptions()).toEqual([
-            { path: first, type: "directory" },
-            { path: source, type: "file" },
-          ])
-
-          yield* Effect.promise(async () => {
-            await fs.unlink(source)
-            await fs.symlink(second, source)
-          })
-          yield* emitAndWait({ type: "update", path: source })
-
-          expect((yield* skill.list()).find((item) => item.id === "bro")?.description).toBe("Second")
-          expect(yield* watcher.subscriptions()).toEqual([
-            { path: first, type: "directory" },
-            { path: source, type: "file" },
-            { path: second, type: "directory" },
-            { path: source, type: "file" },
-          ])
-        }),
-      ),
-    ),
+      )
+      const agent = yield* agents.get(Agent.ID.make("reviewer"))
+      expect(Skill.available([info("deploy", "Deploy")], agent!)).toEqual([])
+    }),
  )
 })
@@ -286,27 +286,30 @@ describe("ShellTool", () => {
    ),
  )

-  it.live("permissions compound commands separately", () =>
-    Effect.acquireUseRelease(
-      Effect.promise(() => tmpdir()),
-      (tmp) => {
-        reset()
-        return withSession(tmp.path, (registry) =>
-          executeTool(registry, call({ command: "printf one && printf two" }, "call-compound")),
-        ).pipe(
-          Effect.andThen(
-            Effect.sync(() => {
-              expect(assertions).toHaveLength(1)
-              expect(assertions[0]).toMatchObject({
-                resources: ["printf one", "printf two"],
-                save: ["printf *", "printf *"],
-              })
-            }),
-          ),
-        )
-      },
-      (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]().then(() => undefined)),
-    ),
+  it.live(
+    "permissions compound commands separately",
+    () =>
+      Effect.acquireUseRelease(
+        Effect.promise(() => tmpdir()),
+        (tmp) => {
+          reset()
+          return withSession(tmp.path, (registry) =>
+            executeTool(registry, call({ command: "printf one && printf two" }, "call-compound")),
+          ).pipe(
+            Effect.andThen(
+              Effect.sync(() => {
+                expect(assertions).toHaveLength(1)
+                expect(assertions[0]).toMatchObject({
+                  resources: ["printf one", "printf two"],
+                  save: ["printf *", "printf *"],
+                })
+              }),
+            ),
+          )
+        },
+        (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]().then(() => undefined)),
+      ),
+    { timeout: 15_000 },
  )

  it.live(
@@ -81,7 +81,6 @@ describe("SkillTool", () => {
            Skill.Service.of({
              transform: (_transform) => Effect.die("unused"),
              reload: () => Effect.die("unused"),
-              sources: () => Effect.die("unused"),
              list: () => Effect.succeed(current),
            }),
          )
@@ -31,9 +31,9 @@
  },
  "peerDependencies": {
    "@opencode-ai/theme": "workspace:*",
-    "@opentui/core": ">=0.4.5",
-    "@opentui/keymap": ">=0.4.5",
-    "@opentui/solid": ">=0.4.5",
+    "@opentui/core": "0.0.0-20260808-9ecf7c0a",
+    "@opentui/keymap": "0.0.0-20260808-9ecf7c0a",
+    "@opentui/solid": "0.0.0-20260808-9ecf7c0a",
    "solid-js": ">=1.9.0"
  },
  "peerDependenciesMeta": {
@@ -1,11 +1,13 @@
 import type { SkillApi } from "@opencode-ai/client/effect/api"
 import { Skill } from "@opencode-ai/schema/skill"
-import type { Effect } from "effect"
+import type { Effect, Types } from "effect"
 import type { Transform } from "./registration.js"

 export interface SkillDraft {
-  source(source: Skill.Source): void
-  list(): readonly Skill.Source[]
+  list(): readonly Types.DeepMutable<Skill.Info>[]
+  add(skill: Skill.Info): void
+  update(id: string, update: (skill: Types.DeepMutable<Skill.Info>) => void): void
+  remove(id: string): void
 }

 export interface SkillDomain extends SkillApi<unknown> {
@@ -1,10 +1,13 @@
 import type { SkillApi } from "@opencode-ai/client/promise/api"
 import type { Skill } from "@opencode-ai/schema/skill"
 import type { Transform } from "./registration.js"
+import type { DeepMutable } from "./types.js"

 export interface SkillDraft {
-  source(source: Skill.Source): void
-  list(): readonly Skill.Source[]
+  list(): readonly DeepMutable<Skill.Info>[]
+  add(skill: Skill.Info): void
+  update(id: string, update: (skill: DeepMutable<Skill.Info>) => void): void
+  remove(id: string): void
 }

 export interface SkillDomain extends SkillApi {
@@ -12,7 +12,7 @@ export function generateSyntax(theme: ResolvedThemeTokens, mode: Mode) {
    rule(["prompt"], theme.hue.accent[step]),
    rule(["extmark.file"], feedback.warning.default, { bold: true }),
    rule(["extmark.agent"], theme.categorical[0][step], { bold: true }),
-    rule(["extmark.skill"], theme.categorical[1][step], { bold: true }),
+    rule(["extmark.skill"], (theme.categorical[1] ?? theme.categorical[0])[step], { bold: true }),
    // V1 migration preserves its selected/inverse foreground in this action state.
    rule(["extmark.paste"], theme.text.action.primary.focused, {
      background: feedback.warning.default,
@@ -93,7 +93,6 @@
    "@opentui/keymap": "catalog:",
    "@opentui/solid": "catalog:",
    "@solid-primitives/event-bus": "1.1.2",
-    "clipboardy": "4.0.0",
    "effect": "catalog:",
    "fuzzysort": "catalog:",
    "get-east-asian-width": "catalog:",
@@ -97,6 +97,7 @@ import { destroyRenderer } from "./util/renderer"
 import { cliErrorMessage, errorFormat } from "./util/error"
 import { AttentionProvider } from "./context/attention"
 import { StorageProvider } from "./context/storage"
+import { createTuiClipboard } from "./clipboard"

 registerOpencodeSpinner()

@@ -251,6 +252,13 @@ export const run = Effect.fn("Tui.run")(function* (input: TuiInput) {
          (renderer) => Effect.sync(() => destroyRenderer(renderer)),
        )
      })
+      const clipboard = yield* Effect.acquireRelease(
+        Effect.sync(() => createTuiClipboard(renderer)),
+        (clipboard) =>
+          Effect.tryPromise(() => clipboard.dispose()).pipe(
+            Effect.catch((error) => Effect.sync(() => log("error", "Failed to dispose TUI clipboard", { error }))),
+          ),
+      )
      win32DisableProcessedInput()
      const finalizers = new Set<() => Promise<void>>()
      yield* Effect.addFinalizer(() =>
@@ -287,7 +295,11 @@ export const run = Effect.fn("Tui.run")(function* (input: TuiInput) {
                <EpilogueProvider set={(value) => (exit.epilogue = value)}>
                  <TuiAppProvider value={input.app}>
                    <ErrorBoundary
-                      fallback={(error, reset) => <ErrorComponent error={error} reset={reset} mode={mode} />}
+                      fallback={(error, reset) => (
+                        <ClipboardProvider value={clipboard}>
+                          <ErrorComponent error={error} reset={reset} mode={mode} />
+                        </ClipboardProvider>
+                      )}
                    >
                      <TuiPathsProvider
                        value={{
@@ -336,7 +348,7 @@ export const run = Effect.fn("Tui.run")(function* (input: TuiInput) {
                                  skipInitialLoading: Boolean(process.env.OPENCODE_FAST_BOOT),
                                }}
                              >
-                                <ClipboardProvider>
+                                <ClipboardProvider value={clipboard}>
                                  <ArgsProvider {...input.args}>
                                    <ConfigProvider
                                      config={config}
@@ -504,7 +516,7 @@ function App(props: { pair?: DialogPairCredentials }) {
    if (!text || text.length === 0) return

    await clipboard
-      .write?.(text)
+      .write(text)
      .then(() => toast.show({ message: "Copied to clipboard", variant: "info" }))
      .catch(toast.error)

@@ -1,125 +1,66 @@
-import { execFile, spawn } from "node:child_process"
-import { readFile, rm } from "node:fs/promises"
-import { platform, release, tmpdir } from "node:os"
-import path from "node:path"
-import { promisify } from "node:util"
+import {
+  createClipboard,
+  createHostClipboard,
+  createRendererClipboardAdapter,
+  decodePasteBytes,
+  type ClipboardService as CoreClipboardService,
+  type RendererClipboardBoundary,
+} from "@opentui/core"
+import type { ClipboardContent, ClipboardService } from "./context/clipboard"

-const exec = promisify(execFile)
+export type OwnedClipboardService = Required<ClipboardService> & Readonly<{ dispose(): Promise<void> }>

-function command(command: string, args: string[] = [], input?: string) {
-  return new Promise<Buffer>((resolve, reject) => {
-    const child = spawn(command, args, { stdio: [input === undefined ? "ignore" : "pipe", "pipe", "ignore"] })
-    const output: Buffer[] = []
-    child.on("error", reject)
-    child.stdout?.on("data", (chunk: Buffer) => output.push(chunk))
-    child.on("close", (code) => {
-      if (code === 0) return resolve(Buffer.concat(output))
-      reject(new Error(`${command} exited with code ${code}`))
-    })
-    if (input !== undefined) child.stdin?.end(input)
-  })
+export function createTuiClipboard(renderer: RendererClipboardBoundary): OwnedClipboardService {
+  return createClipboardAdapter(
+    createClipboard({
+      host: createHostClipboard(),
+      terminal: createRendererClipboardAdapter(renderer),
+    }),
+  )
 }

-function writeOsc52(text: string) {
-  if (!process.stdout.isTTY) return
-  const sequence = `\x1b]52;c;${Buffer.from(text).toString("base64")}\x07`
-  const passthrough = `\x1bPtmux;\x1b${sequence}\x1b\\`
-  process.stdout.write(process.env.TMUX ? sequence + passthrough : process.env.STY ? passthrough : sequence)
-}
-
-export async function read() {
-  if (platform() === "darwin") {
-    const file = path.join(tmpdir(), "opencode-clipboard.png")
-    try {
-      await exec("osascript", [
-        "-e",
-        'set imageData to the clipboard as "PNGf"',
-        "-e",
-        `set fileRef to open for access POSIX file "${file}" with write permission`,
-        "-e",
-        "set eof fileRef to 0",
-        "-e",
-        "write imageData to fileRef",
-        "-e",
-        "close access fileRef",
-      ])
-      return { data: (await readFile(file)).toString("base64"), mime: "image/png" }
-    } catch {
-      // Fall through to text clipboard.
-    } finally {
-      await rm(file, { force: true }).catch(() => {})
-    }
-  }
-
-  if (platform() === "win32" || release().includes("WSL")) {
-    const script =
-      "Add-Type -AssemblyName System.Windows.Forms; $img = [System.Windows.Forms.Clipboard]::GetImage(); if ($img) { $ms = New-Object System.IO.MemoryStream; $img.Save($ms, [System.Drawing.Imaging.ImageFormat]::Png); [System.Convert]::ToBase64String($ms.ToArray()) }"
-    const image = await command("powershell.exe", ["-NonInteractive", "-NoProfile", "-command", script]).catch(() =>
-      Buffer.alloc(0),
-    )
-    if (image.length) return { data: image.toString().trim(), mime: "image/png" }
-  }
-
-  if (platform() === "linux") {
-    const wayland = await command("wl-paste", ["-t", "image/png"]).catch(() => Buffer.alloc(0))
-    if (wayland.length) return { data: wayland.toString("base64"), mime: "image/png" }
-    const x11 = await command("xclip", ["-selection", "clipboard", "-t", "image/png", "-o"]).catch(() =>
-      Buffer.alloc(0),
-    )
-    if (x11.length) return { data: x11.toString("base64"), mime: "image/png" }
-  }
-
-  const { default: clipboardy } = await import("clipboardy")
-  const text = await clipboardy.read().catch(() => undefined)
-  if (text) return { data: text, mime: "text/plain" }
-}
-
-export function copyCommand(
-  os: NodeJS.Platform,
-  wayland: boolean,
-  has: (name: string) => boolean,
-): string[] | undefined {
-  if (os === "darwin" && has("osascript")) return ["osascript"]
-  if (os === "linux" && wayland && has("wl-copy")) return ["wl-copy"]
-  if (os === "linux" && has("xclip")) return ["xclip", "-selection", "clipboard"]
-  if (os === "linux" && has("xsel")) return ["xsel", "--clipboard", "--input"]
-  if (os === "win32" && has("powershell.exe")) {
-    return [
-      "powershell.exe",
-      "-NonInteractive",
-      "-NoProfile",
-      "-Command",
-      "[Console]::InputEncoding = [System.Text.Encoding]::UTF8; Set-Clipboard -Value ([Console]::In.ReadToEnd())",
-    ]
-  }
-}
-
-let copyMethod: Promise<(text: string) => Promise<void>> | undefined
-
-function getCopyMethod() {
-  return (copyMethod ??= (async () => {
-    const { which } = await import("@opencode-ai/core/util/which")
-    const native = copyCommand(platform(), Boolean(process.env.WAYLAND_DISPLAY), (name) => Boolean(which(name)))
-    if (native?.[0] === "osascript") {
-      return async (text: string) => {
-        const escaped = text.replace(/\\/g, "\\\\").replace(/"/g, '\\"')
-        await command("osascript", ["-e", `set the clipboard to "${escaped}"`]).catch(() => undefined)
+export function createClipboardAdapter(clipboard: CoreClipboardService): OwnedClipboardService {
+  return {
+    async read(): Promise<ClipboardContent | undefined> {
+      const result = await clipboard.read({
+        preferredTypes: ["image/png", "text/plain"],
+        selection: "clipboard",
+      })
+      if (result.status !== "read") {
+        if (result.status === "failed") throw result.error
+        if (result.status === "timed-out") throw new Error("Clipboard read timed out")
+        if (result.status === "limit-exceeded") {
+          throw new RangeError("Clipboard content exceeded configured read or image conversion limits")
+        }
+        return undefined
      }
-    }
-    if (native) {
-      return async (text: string) => {
-        await command(native[0], native.slice(1), text).catch(() => undefined)
-      }
-    }
-    return async (text: string) => {
-      const { default: clipboardy } = await import("clipboardy")
-      await clipboardy.write(text).catch(() => undefined)
-    }
-  })())
-}

-export async function write(text: string) {
-  writeOsc52(text)
-  const method = await getCopyMethod()
-  await method(text)
+      if (result.representation.mimeType === "image/png") {
+        return {
+          data: Buffer.from(result.representation.bytes).toString("base64"),
+          mime: result.representation.mimeType,
+        }
+      }
+      if (result.representation.mimeType === "text/plain") {
+        if (result.representation.bytes.length === 0) return undefined
+        return {
+          data: decodePasteBytes(result.representation.bytes),
+          mime: result.representation.mimeType,
+        }
+      }
+      throw new Error(`Unexpected clipboard MIME type: ${result.representation.mimeType}`)
+    },
+    async write(text) {
+      const result = await clipboard.writeText(text, {
+        destination: "all-available",
+        selection: "clipboard",
+      })
+      if (result.host.status === "written" || result.terminal.status === "attempted") return
+      if (result.host.status === "failed") throw result.host.error
+      throw new Error(`Clipboard write failed (host: ${result.host.status}, terminal: ${result.terminal.status})`)
+    },
+    dispose() {
+      return clipboard.dispose()
+    },
+  }
 }
@@ -84,6 +84,15 @@ export const settings: Setting[] = [
    values: ["none", "auto"],
    keywords: ["transcript", "messages"],
  },
+  {
+    title: "Transcript images",
+    category: "Session",
+    path: ["session", "image_preview"],
+    default: false,
+    values: [false, true],
+    labels: ["off", "on"],
+    keywords: ["attachments", "images", "tool output"],
+  },
  {
    title: "Enabled",
    category: "Tabs",
@@ -188,6 +197,15 @@ export const settings: Setting[] = [
    values: ["compact", "full"],
    keywords: ["paste summary", "clipboard", "pasted content"],
  },
+  {
+    title: "Image previews",
+    category: "Input",
+    path: ["prompt", "image_preview"],
+    default: false,
+    values: [false, true],
+    labels: ["off", "on"],
+    keywords: ["attachments", "clipboard", "images", "prompt"],
+  },
  {
    title: "Leader timeout",
    category: "Input",
@@ -39,7 +39,7 @@ export function DialogDebug() {
      .map((entry) => `${entry.label}: ${entry.value}`)
      .join("\n")
    void clipboard
-      .write?.(text)
+      .write(text)
      .then(() => {
        setCopied(true)
        toast.show({ message: "Debug info copied to clipboard", variant: "info" })
@@ -0,0 +1,71 @@
+import { TextAttributes } from "@opentui/core"
+import { useTerminalDimensions } from "@opentui/solid"
+import { createMemo, createSignal } from "solid-js"
+import { Keymap } from "../context/keymap"
+import { useTheme } from "../context/theme"
+import { useDialog } from "../ui/dialog"
+
+type ImagePreviewItem = Readonly<{
+  uri: string
+  mention?: Readonly<{ text: string }>
+}>
+
+export function DialogImagePreview(props: { images: readonly ImagePreviewItem[]; initial: number }) {
+  const dialog = useDialog()
+  const dimensions = useTerminalDimensions()
+  const theme = useTheme("elevated")
+  const [index, setIndex] = createSignal(Math.max(0, Math.min(props.images.length - 1, props.initial)))
+  const [failed, setFailed] = createSignal(false)
+  const current = createMemo(() => props.images[index()])
+  const imageHeight = createMemo(() => Math.max(3, dimensions().height - 8))
+
+  dialog.setSize("xlarge")
+  dialog.setCentered(true)
+
+  function move(direction: number) {
+    if (props.images.length < 2) return
+    setFailed(false)
+    setIndex((value) => (value + direction + props.images.length) % props.images.length)
+  }
+
+  Keymap.createLayer(() => ({
+    mode: "modal",
+    commands: [
+      { bind: "left", title: "Previous image", group: "Dialog", run: () => move(-1) },
+      { bind: "right", title: "Next image", group: "Dialog", run: () => move(1) },
+    ],
+  }))
+
+  return (
+    <box id="prompt-image-viewer" paddingLeft={2} paddingRight={2} paddingBottom={1} gap={1}>
+      <box flexDirection="row" justifyContent="space-between">
+        <text attributes={TextAttributes.BOLD} fg={theme.text.default}>
+          Image {index() + 1} of {props.images.length}
+        </text>
+        <text fg={theme.text.subdued} onMouseUp={() => dialog.clear()}>
+          esc
+        </text>
+      </box>
+      <image
+        id="prompt-image-viewer-image"
+        source={current().uri}
+        fit="fit"
+        protocol="auto"
+        width="100%"
+        height={imageHeight()}
+        onError={() => setFailed(true)}
+      />
+      <box flexDirection="row" justifyContent="space-between">
+        <text fg={theme.text.subdued} onMouseUp={() => move(-1)}>
+          {props.images.length > 1 ? "← previous" : ""}
+        </text>
+        <text fg={failed() ? theme.text.feedback.error.default : theme.text.subdued} wrapMode="none" truncate>
+          {failed() ? "No preview" : (current().mention?.text ?? `Image ${index() + 1}`)}
+        </text>
+        <text fg={theme.text.subdued} onMouseUp={() => move(1)}>
+          {props.images.length > 1 ? "next →" : ""}
+        </text>
+      </box>
+    </box>
+  )
+}
@@ -492,7 +492,7 @@ function OAuthAuto(props: {
        run: () => {
          const value = props.attempt.instructions.match(/[A-Z0-9]{4}-[A-Z0-9]{4,5}/)?.[0] ?? props.attempt.url
          clipboard
-            .write?.(value)
+            .write(value)
            .then(() => toast.show({ message: "Copied to clipboard", variant: "info" }))
            .catch(toast.error)
        },
@@ -172,7 +172,6 @@ function DialogMcpError(props: { server: McpServer; onBack: () => void }) {
  onMount(() => dialog.setSize("large"))

  const copy = () => {
-    if (!clipboard.write) return
    void clipboard
      .write(error())
      .then(() => setCopied(true))
@@ -12,7 +12,7 @@ export function ErrorComponent(props: { error: Error; reset: () => void; mode?:
  const exit = useExit()
  const clipboard = useClipboard()
  const app = useTuiApp()
-  const [copied, setCopied] = createSignal(false)
+  const [copyState, setCopyState] = createSignal<"idle" | "copied" | "failed">("idle")

  // Safe fallback palette per mode (mirrors theme/assets/opencode.json) since the
  // theme context may be the thing that crashed.
@@ -46,11 +46,19 @@ export function ErrorComponent(props: { error: Error; reset: () => void; mode?:
  const issueURL = buildIssueURL(message, stack, app.version)

  const copyReport = () => {
-    void clipboard.write?.(issueURL.toString()).then(() => setCopied(true))
+    void clipboard
+      .write(issueURL.toString())
+      .then(() => setCopyState("copied"))
+      .catch(() => setCopyState("failed"))
  }

  const actions = [
-    { key: "c", label: () => (copied() ? "✓ Copied" : "Copy report"), copy: true, onUse: copyReport },
+    {
+      key: "c",
+      label: () => ({ idle: "Copy report", copied: "✓ Copied", failed: "Copy failed" })[copyState()],
+      copy: true,
+      onUse: copyReport,
+    },
    { key: "r", label: () => "Restart", onUse: props.reset },
    { key: "q", label: () => "Quit", onUse: () => exit() },
  ]
@@ -135,13 +143,20 @@ export function ErrorComponent(props: { error: Error; reset: () => void; mode?:
          <For each={actions}>
            {(action, index) => {
              const isSelected = () => selected() === index()
-              const isCopied = () => action.copy && copied()
+              const copyColor = () =>
+                action.copy
+                  ? copyState() === "copied"
+                    ? colors.success
+                    : copyState() === "failed"
+                      ? colors.error
+                      : undefined
+                  : undefined
              return (
                <box flexDirection="column" alignItems="center" flexShrink={0}>
                  <box
                    onMouseDown={() => setSelected(index())}
                    onMouseUp={() => action.onUse()}
-                    backgroundColor={isCopied() ? colors.success : isSelected() ? colors.primary : colors.element}
+                    backgroundColor={copyColor() ?? (isSelected() ? colors.primary : colors.element)}
                    minWidth={15}
                    alignItems="center"
                    paddingLeft={2}
@@ -149,7 +164,7 @@ export function ErrorComponent(props: { error: Error; reset: () => void; mode?:
                  >
                    <text
                      attributes={TextAttributes.BOLD}
-                      fg={isCopied() || isSelected() ? colors.onPrimary : colors.text}
+                      fg={copyColor() || isSelected() ? colors.onPrimary : colors.text}
                    >
                      {action.label()}
                    </text>
@@ -189,9 +204,11 @@ export function ErrorComponent(props: { error: Error; reset: () => void; mode?:
        <Show when={showFooter()}>
          <box flexDirection="column" alignItems="center" flexShrink={0}>
            <text fg={colors.muted}>
-              {copied()
+              {copyState() === "copied"
                ? "Report copied — paste it into a new GitHub issue."
-                : "Copy the report and open a GitHub issue to help us fix this."}
+                : copyState() === "failed"
+                  ? "Clipboard write failed. Try again or report the crash manually."
+                  : "Copy the report and open a GitHub issue to help us fix this."}
            </text>
            <text fg={colors.muted}>OpenCode {app.version}</text>
          </box>
@@ -7,9 +7,8 @@ import {
  decodePasteBytes,
  type KeyEvent,
 } from "@opentui/core"
-import { createEffect, createMemo, onMount, createSignal, onCleanup, on, Show, Switch, Match } from "solid-js"
+import { createEffect, createMemo, onMount, createSignal, onCleanup, on, Show, Switch, Match, For } from "solid-js"
 import path from "path"
-import { fileURLToPath } from "url"
 import { useLocal } from "../../context/local"
 import { useTheme, useThemes } from "../../context/theme"
 import { tint } from "../../theme/color"
@@ -48,13 +47,20 @@ import { DialogSkill } from "../dialog-skill"
 import { useArgs } from "../../context/args"
 import { useConfig } from "../../config"
 import { usePromptMove } from "./move"
-import { readLocalAttachment } from "./local-attachment"
+import {
+  normalizePastedFilepath,
+  parsePastedFilepaths,
+  readLocalAttachment,
+  MAX_LOCAL_ATTACHMENT_BYTES,
+  type LocalAttachment,
+} from "./local-attachment"
 import { useData } from "../../context/data"
 import { useLocation } from "../../context/location"
 import { Keymap, type KeymapCommand } from "../../context/keymap"
 import { abbreviateHome } from "../../runtime"
 import { PluginSlot } from "../../plugin/render"
 import type { SessionPending } from "@opencode-ai/schema/session-pending"
+import { DialogImagePreview } from "../dialog-image-preview"

 export type PromptProps = {
  sessionID?: string
@@ -72,17 +78,6 @@ export type PromptProps = {
  }
 }

-function pastedFilepath(value: string, platform: string) {
-  const raw = value.replace(/^['"]+|['"]+$/g, "")
-  if (raw.startsWith("file://")) {
-    try {
-      return fileURLToPath(raw)
-    } catch {}
-  }
-  if (platform === "win32") return raw
-  return raw.replace(/\\(.)/g, "$1")
-}
-
 export type PromptRef = {
  focused: boolean
  current: PromptInfo
@@ -312,6 +307,41 @@ export function Prompt(props: PromptProps) {
    extmarkToPart: new Map(),
    interrupt: 0,
  })
+  let disposed = false
+  let pasteQueue = Promise.resolve()
+
+  function enqueuePaste(run: (changed: () => boolean) => Promise<void>) {
+    pasteQueue = pasteQueue
+      .then(async () => {
+        if (disposed || input.isDestroyed) return
+        const before = { sessionID: props.sessionID, mode: store.mode, text: input.plainText }
+        await run(
+          () =>
+            disposed ||
+            input.isDestroyed ||
+            props.sessionID !== before.sessionID ||
+            store.mode !== before.mode ||
+            input.plainText !== before.text,
+        )
+      })
+      .catch((error) => {
+        if (!disposed) toast.error(error)
+      })
+    return pasteQueue
+  }
+
+  const imageAttachments = createMemo(() =>
+    (store.prompt.files ?? []).filter((file) => typeof file.uri === "string" && file.uri.startsWith("data:image/")),
+  )
+  const imagePreviewHeight = createMemo(() => Math.max(4, Math.min(8, Math.floor(dimensions().height / 4))))
+  const imagePreviewWidth = createMemo(() => imagePreviewHeight() * 2)
+  const visibleImageAttachments = createMemo(() => imageAttachments().slice(0, 3))
+
+  function openImagePreview(initial: number) {
+    const images = imageAttachments()
+    if (images.length === 0) return
+    dialog.replace(() => <DialogImagePreview images={images} initial={initial} />)
+  }

  createEffect(
    on(
@@ -391,22 +421,32 @@ export function Prompt(props: PromptProps) {
        name: "prompt.paste",
        category: "Prompt",
        palette: undefined,
-        run: async (_input: string | undefined, event?: KeyEvent) => {
+        run: (_input: string | undefined, event?: KeyEvent) => {
          event?.preventDefault()
          event?.stopPropagation()
-          const content = await clipboard.read?.()
-          if (content?.mime.startsWith("image/")) {
-            await pasteAttachment({
-              filename: "clipboard",
-              uri: `data:${content.mime};base64,${content.data}`,
-            })
-            return
-          }
-          if (content?.mime === "text/plain") {
-            await pasteInputText(content.data)
-          }
+          return enqueuePaste(async (changed) => {
+            const content = await clipboard.read()
+            if (changed()) return
+            if (content?.mime.startsWith("image/")) {
+              pasteAttachment({
+                filename: "clipboard",
+                uri: `data:${content.mime};base64,${content.data}`,
+              })
+              return
+            }
+            if (content?.mime === "text/plain") {
+              await pasteInputText(content.data, changed)
+            }
+          })
        },
      },
+      {
+        title: "View image attachments",
+        name: "prompt.images.view",
+        category: "Prompt",
+        enabled: imageAttachments().length > 0,
+        run: () => openImagePreview(0),
+      },
      {
        title: "Interrupt session",
        name: "session.interrupt",
@@ -561,6 +601,7 @@ export function Prompt(props: PromptProps) {
      "prompt.submit",
      "prompt.editor",
      "prompt.editor_context.clear",
+      "prompt.images.view",
      "prompt.stash",
      "prompt.stash.pop",
      "prompt.stash.list",
@@ -614,6 +655,7 @@ export function Prompt(props: PromptProps) {
  })

  onCleanup(() => {
+    disposed = true
    if (store.prompt.text) {
      stashed = { prompt: unwrap(store.prompt), cursor: input.cursorOffset }
    }
@@ -1262,27 +1304,39 @@ export function Prompt(props: PromptProps) {
    return true
  }

-  async function pasteInputText(text: string) {
+  async function pasteInputText(text: string, changed: () => boolean) {
    const normalizedText = text.replace(/\r\n/g, "\n").replace(/\r/g, "\n")
    const pastedContent = normalizedText.trim()
-    const filepath = pastedFilepath(pastedContent, terminalEnvironment.platform)
+    const filepath = normalizePastedFilepath(pastedContent, terminalEnvironment.platform)
    const isUrl = /^(https?):\/\//.test(filepath)
    if (!isUrl) {
      const attachment = await readLocalAttachment(filepath)
-      const filename = path.basename(filepath)
-      if (attachment?.type === "text") {
-        pasteText(attachment.content, `[SVG: ${filename ?? "image"}]`)
+      if (attachment) {
+        if (changed()) return
+        pasteLocalAttachment(filepath, attachment)
        return
      }
-      if (attachment?.type === "binary") {
-        await pasteAttachment({
-          filename,
-          uri: `data:${attachment.mime};base64,${Buffer.from(attachment.content).toString("base64")}`,
-        })
-        return
+
+      const filepaths = parsePastedFilepaths(pastedContent, terminalEnvironment.platform)
+      if (filepaths.length > 1) {
+        let remaining = MAX_LOCAL_ATTACHMENT_BYTES
+        const attachments: Array<{ filepath: string; attachment: LocalAttachment }> = []
+        for (const candidate of filepaths) {
+          const next = await readLocalAttachment(candidate, remaining)
+          if (!next) break
+          remaining -= typeof next.content === "string" ? Buffer.byteLength(next.content) : next.content.byteLength
+          attachments.push({ filepath: candidate, attachment: next })
+        }
+        if (attachments.length === filepaths.length) {
+          if (changed()) return
+          for (const item of attachments) pasteLocalAttachment(item.filepath, item.attachment)
+          return
+        }
      }
    }

+    if (changed()) return
+
    const lineCount = (pastedContent.match(/\n/g)?.length ?? 0) + 1
    if ((lineCount >= 3 || pastedContent.length > 150) && config.prompt?.paste !== "full") {
      const extmark = input.extmarks.getAllForTypeId(promptPartTypeId).find((extmark) => {
@@ -1307,12 +1361,27 @@ export function Prompt(props: PromptProps) {
    }, 0)
  }

-  async function pasteAttachment(file: { filename?: string; uri: string }) {
+  function pasteLocalAttachment(filepath: string, attachment: LocalAttachment) {
+    const filename = path.basename(filepath)
+    if (attachment.type === "text") {
+      pasteText(attachment.content, `[SVG: ${filename || "image"}]`)
+      return
+    }
+    pasteAttachment({
+      filename,
+      uri: `data:${attachment.mime};base64,${Buffer.from(attachment.content).toString("base64")}`,
+    })
+  }
+
+  function pasteAttachment(file: { filename?: string; uri: string }) {
    const currentOffset = input.cursorOffset
    const extmarkStart = currentOffset
    const pdf = file.uri.startsWith("data:application/pdf;")
-    const prefix = pdf ? "data:application/pdf;" : "data:image/"
-    const count = store.prompt.files?.filter((attachment) => attachment.uri.startsWith(prefix)).length ?? 0
+    const count = pdf
+      ? (store.prompt.files?.filter(
+          (attachment) => typeof attachment.uri === "string" && attachment.uri.startsWith("data:application/pdf;"),
+        ).length ?? 0)
+      : imageAttachments().length
    const virtualText = pdf ? `[PDF ${count + 1}]` : `[Image ${count + 1}]`
    const extmarkEnd = extmarkStart + virtualText.length
    const textToInsert = virtualText + " "
@@ -1344,7 +1413,6 @@ export function Prompt(props: PromptProps) {
        draft.extmarkToPart.set(extmarkId, { type: "file", index })
      }),
    )
-    return
  }

  function clearPrompt() {
@@ -1468,6 +1536,74 @@ export function Prompt(props: PromptProps) {
            flexGrow={1}
            width="100%"
          >
+            <Show when={config.prompt?.image_preview && visibleImageAttachments().length > 0}>
+              <box
+                width="100%"
+                height={imagePreviewHeight() + 1}
+                flexDirection="row"
+                flexShrink={0}
+                justifyContent="flex-start"
+                gap={1}
+                paddingBottom={1}
+              >
+                <For each={visibleImageAttachments()}>
+                  {(file, index) => {
+                    const [failed, setFailed] = createSignal(false)
+                    return (
+                      <box
+                        width={imagePreviewWidth()}
+                        height={imagePreviewHeight()}
+                        flexBasis={imagePreviewWidth()}
+                        flexShrink={1}
+                        onMouseUp={(event: MouseEvent) => {
+                          if (event.button !== 0) return
+                          event.stopPropagation()
+                          openImagePreview(index())
+                        }}
+                      >
+                        <Show
+                          when={!failed()}
+                          fallback={
+                            <box width="100%" height="100%" alignItems="center" justifyContent="center">
+                              <text fg={theme.text.subdued}>No preview</text>
+                            </box>
+                          }
+                        >
+                          <image
+                            id={`prompt-image-preview-${index()}`}
+                            source={file.uri}
+                            fit="cover"
+                            protocol="auto"
+                            width="100%"
+                            height="100%"
+                            onError={() => setFailed(true)}
+                          />
+                        </Show>
+                      </box>
+                    )
+                  }}
+                </For>
+                <Show when={imageAttachments().length > visibleImageAttachments().length}>
+                  <box
+                    width={8}
+                    height={imagePreviewHeight()}
+                    flexBasis={8}
+                    flexShrink={1}
+                    alignItems="center"
+                    justifyContent="center"
+                    onMouseUp={(event: MouseEvent) => {
+                      if (event.button !== 0) return
+                      event.stopPropagation()
+                      openImagePreview(visibleImageAttachments().length)
+                    }}
+                  >
+                    <text fg={theme.text.subdued} wrapMode="none" truncate>
+                      +{imageAttachments().length - visibleImageAttachments().length} more
+                    </text>
+                  </box>
+                </Show>
+              </box>
+            </Show>
            <textarea
              width="100%"
              placeholder={placeholderText()}
@@ -1496,7 +1632,7 @@ export function Prompt(props: PromptProps) {
                // hangul) is flushed to plainText before we read it for submission.
                setTimeout(() => setTimeout(() => submit(), 0), 0)
              }}
-              onPaste={async (event: PasteEvent) => {
+              onPaste={(event: PasteEvent) => {
                if (props.disabled) {
                  event.preventDefault()
                  return
@@ -1506,11 +1642,10 @@ export function Prompt(props: PromptProps) {
                // Windows ConPTY/Terminal often sends CR-only newlines in bracketed paste
                // Replace CRLF first, then any remaining CR
                const normalizedText = decodePasteBytes(event.bytes).replace(/\r\n/g, "\n").replace(/\r/g, "\n")
-                const pastedContent = normalizedText.trim()

                // Windows Terminal <1.25 can surface image-only clipboard as an
                // empty bracketed paste. Windows Terminal 1.25+ does not.
-                if (!pastedContent) {
+                if (event.bytes.byteLength === 0) {
                  keymap.dispatch("prompt.paste")
                  return
                }
@@ -1519,7 +1654,7 @@ export function Prompt(props: PromptProps) {
                // default paste unless we suppress it first and handle insertion ourselves.
                event.preventDefault()

-                await pasteInputText(normalizedText)
+                void enqueuePaste((changed) => pasteInputText(normalizedText, changed))
              }}
              ref={(r: TextareaRenderable) => {
                input = r
@@ -1,9 +1,12 @@
-import { readFile } from "node:fs/promises"
 import path from "node:path"

+// Bound filesystem work per terminal paste; the byte budget also bounds staged data.
+const MAX_PASTED_FILEPATHS = 32
+export const MAX_LOCAL_ATTACHMENT_BYTES = 20 * 1024 * 1024
+
 export type LocalFiles = Readonly<{
-  readText(path: string): Promise<string>
-  readBytes(path: string): Promise<Uint8Array>
+  readText(path: string, maxBytes: number): Promise<string>
+  readBytes(path: string, maxBytes: number): Promise<Uint8Array>
  mime(path: string): Promise<string>
 }>

@@ -11,14 +14,15 @@ export type LocalAttachment =
  | Readonly<{ type: "text"; mime: "image/svg+xml"; content: string }>
  | Readonly<{ type: "binary"; mime: string; content: Uint8Array }>

-export function readLocalAttachment(file: string) {
+export function readLocalAttachment(file: string, maxBytes = MAX_LOCAL_ATTACHMENT_BYTES) {
  return readLocalAttachmentWith(
    {
-      readText: (value) => readFile(value, "utf8"),
-      readBytes: (value) => readFile(value),
+      readText: async (value, limit) => (await readFileBounded(value, limit)).toString("utf8"),
+      readBytes: readFileBounded,
      mime: async (value) => mimeTypes[path.extname(value).toLowerCase()] ?? "application/octet-stream",
    },
    file,
+    maxBytes,
  )
 }

@@ -33,16 +37,108 @@ const mimeTypes: Record<string, string> = {
  ".webp": "image/webp",
 }

-export async function readLocalAttachmentWith(files: LocalFiles, path: string): Promise<LocalAttachment | undefined> {
+async function readFileBounded(file: string, maxBytes: number) {
+  const source = Bun.file(file)
+  if (!(await source.exists())) throw new Error("Attachment does not exist")
+  if (source.size > maxBytes) throw new Error("Attachment exceeds the local file limit")
+  const content = Buffer.from(await source.slice(0, maxBytes + 1).arrayBuffer())
+  if (content.byteLength > maxBytes) throw new Error("Attachment exceeds the local file limit")
+  return content
+}
+
+export function normalizePastedFilepath(value: string, platform: string) {
+  const raw = value.replace(/^['"]+|['"]+$/g, "")
+  const url = decodeFileURL(raw, platform)
+  if (url) return url
+  if (platform === "win32") return raw
+  return raw.replace(/\\(.)/g, "$1")
+}
+
+function decodeFileURL(value: string, platform: string): string | undefined {
+  if (!value.startsWith("file://")) return undefined
+  try {
+    const url = new URL(value)
+    if (/%2f|%5c/i.test(url.pathname)) return undefined
+    const pathname = decodeURIComponent(url.pathname)
+    if (platform !== "win32") {
+      if (url.hostname && url.hostname !== "localhost") return undefined
+      return pathname
+    }
+    const local = pathname.replace(/^\/([A-Za-z]:)/, "$1").replaceAll("/", "\\")
+    if (url.hostname && url.hostname !== "localhost") return `\\\\${url.hostname}${local}`
+    return local
+  } catch {
+    return undefined
+  }
+}
+
+export function parsePastedFilepaths(value: string, platform: string) {
+  const result: string[] = []
+  let current = ""
+  let quote = ""
+
+  function push() {
+    if (!current) return
+    result.push(decodeFileURL(current, platform) ?? current)
+    current = ""
+  }
+
+  const input = value.includes("file://")
+    ? value
+        .split(/\r?\n/)
+        .filter((line) => !line.trimStart().startsWith("#"))
+        .join("\n")
+    : value
+  for (let index = 0; index < input.length; index++) {
+    const character = input[index]
+    if (quote) {
+      if (character === quote) {
+        quote = ""
+        continue
+      }
+      if (character === "\\" && platform !== "win32" && quote === '"' && index + 1 < input.length) {
+        current += input[++index]
+        continue
+      }
+      current += character
+      continue
+    }
+    if (character === "'" || character === '"') {
+      quote = character
+      continue
+    }
+    if (character === "\\" && platform !== "win32" && index + 1 < input.length) {
+      current += input[++index]
+      continue
+    }
+    if (/\s/.test(character)) {
+      push()
+      if (result.length > MAX_PASTED_FILEPATHS) return []
+      continue
+    }
+    current += character
+  }
+
+  if (quote) return []
+  push()
+  if (result.length > MAX_PASTED_FILEPATHS) return []
+  return result
+}
+
+export async function readLocalAttachmentWith(
+  files: LocalFiles,
+  path: string,
+  maxBytes = MAX_LOCAL_ATTACHMENT_BYTES,
+): Promise<LocalAttachment | undefined> {
  const mime = await files.mime(path).catch(() => undefined)
-  if (!mime) return
+  if (!mime) return undefined
+  if (!mime.startsWith("image/") && mime !== "application/pdf") return undefined
  if (mime === "image/svg+xml") {
-    const content = await files.readText(path).catch(() => undefined)
-    if (!content) return
+    const content = await files.readText(path, maxBytes).catch(() => undefined)
+    if (!content || Buffer.byteLength(content) > maxBytes) return undefined
    return { type: "text", mime, content }
  }
-  if (!mime.startsWith("image/") && mime !== "application/pdf") return
-  const content = await files.readBytes(path).catch(() => undefined)
-  if (!content) return
+  const content = await files.readBytes(path, maxBytes).catch(() => undefined)
+  if (!content || content.byteLength > maxBytes) return undefined
  return { type: "binary", mime, content }
 }
@@ -1,5 +1,5 @@
 import { RGBA, ScrollBoxRenderable, TextAttributes } from "@opentui/core"
-import { For, Show, createComputed, createEffect, createMemo, createSignal, untrack } from "solid-js"
+import { For, Show, createComputed, createEffect, createMemo, createSignal, onCleanup, untrack } from "solid-js"
 import { useTerminalDimensions } from "@opentui/solid"
 import { useConfig } from "../config"
 import { useSessionTabs } from "../context/session-tabs"
@@ -16,16 +16,19 @@ import {
  type SessionTab,
  type SessionTabUnread,
 } from "../context/session-tabs-model"
-import { createAnimatable, spring } from "../ui/animation"
+import { createAnimatable, spring, tween } from "../ui/animation"
 import { Locale } from "../util/locale"
 import { stringWidth } from "../util/string-width"
 import { TabPulse, unreadGlowIntensity } from "./tab-pulse"
 import { tint } from "../theme/color"
 import { SESSION_SIDEBAR_WIDTH } from "../ui/layout"
 import { projectName } from "../util/project"
+import { marqueeText } from "../util/marquee"

 // A long title fades out over its last cells instead of cutting hard.
 const FADE_WIDTH = 4
+const MARQUEE_DELAY = 600
+const MARQUEE_INTERVAL = 100

 type ContextController = ReturnType<typeof useSessionTabs>
 export type SessionTabsStatus = Omit<ReturnType<ContextController["status"]>, "unread"> & {
@@ -46,6 +49,41 @@ const NEW_SESSION_TAB: SessionTab = { sessionID: "new", title: NEW_SESSION_TAB_T
 const glowTextColor = (base: RGBA, glow: RGBA, index: number, width: number) =>
  tint(base, glow, 0.12 * unreadGlowIntensity(index, width))

+function fadeTitleColor(color: RGBA, background: RGBA, index: number, length: number, leading: number) {
+  const fade = (position: number) => (position <= 0 ? 0 : 0.2 + 0.72 * ((position - 1) / Math.max(1, FADE_WIDTH - 1)))
+  const start = index < FADE_WIDTH ? FADE_WIDTH - index : 0
+  const end = index - (length - FADE_WIDTH) + 1
+  const opacity = Math.max(fade(start) * leading, fade(end))
+  return opacity === 0 ? color : tint(color, background, opacity)
+}
+
+function createMarquee(hovered: () => string | undefined, animations: () => boolean) {
+  const [offset, setOffset] = createSignal(0)
+  const leading = createAnimatable({ opacity: 0 }, { enabled: animations, transition: tween({ duration: 0.25 }) })
+
+  createEffect(() => {
+    if (!hovered()) {
+      setOffset(0)
+      leading.jump({ opacity: 0 })
+      return
+    }
+    setOffset(0)
+    leading.jump({ opacity: 0 })
+    let interval: ReturnType<typeof setInterval> | undefined
+    const delay = setTimeout(() => {
+      setOffset(1)
+      leading.animate({ opacity: 1 })
+      interval = setInterval(() => setOffset((value) => value + 1), MARQUEE_INTERVAL)
+    }, MARQUEE_DELAY)
+    onCleanup(() => {
+      clearTimeout(delay)
+      if (interval) clearInterval(interval)
+    })
+  })
+
+  return { offset, leading: () => leading.value().opacity }
+}
+
 export function SessionTabs(
  props: { controller?: SessionTabsController; animations?: boolean; orientation?: "horizontal" | "vertical" } = {},
 ) {
@@ -69,6 +107,7 @@ function VerticalSessionTabs(props: { controller?: SessionTabsController; animat
  const separatorUpperPulseColor = createMemo(() => tint(theme.background.default, theme.text.default, 0.04))
  const separatorLowerPulseColor = createMemo(() => tint(theme.background.default, theme.text.default, 0.05))
  const [hovered, setHovered] = createSignal<string>()
+  const marquee = createMarquee(hovered, animations)
  const [dragging, setDragging] = createSignal<string>()
  const [preview, setPreview] = createSignal<{ sessionID: string; index: number }>()
  const newTab = () => tabs.newTab?.() ?? false
@@ -144,7 +183,12 @@ function VerticalSessionTabs(props: { controller?: SessionTabsController; animat
              const numberWidth = () => 2
              const titleWidth = () => Math.max(1, width() - numberWidth() - 2 - (hovered() === tab.sessionID ? 1 : 0))
              const title = () => tab.title ?? "Untitled session"
-              const visibleTitle = createMemo(() => Locale.takeWidth(title(), titleWidth()))
+              const scrolling = () => hovered() === tab.sessionID && marquee.offset() > 0
+              const visibleTitle = createMemo(() =>
+                scrolling()
+                  ? marqueeText(title(), titleWidth(), marquee.offset())
+                  : Locale.takeWidth(title(), titleWidth()),
+              )
              const visibleTitleParts = createMemo(() => Locale.graphemes(visibleTitle()))
              const titleFades = createMemo(() => stringWidth(title()) >= titleWidth() && titleWidth() > FADE_WIDTH)
              const detail = createMemo(() => {
@@ -206,9 +250,15 @@ function VerticalSessionTabs(props: { controller?: SessionTabsController; animat
                const color = glows()
                  ? glowTextColor(foreground(), glowColor(), 1 + numberWidth() + index, width())
                  : foreground()
-                if (!titleFades() || index < visibleTitleParts().length - FADE_WIDTH) return color
-                const position = index - (visibleTitleParts().length - FADE_WIDTH)
-                return tint(color, pulseBackground(), 0.2 + 0.72 * (position / Math.max(1, FADE_WIDTH - 1)))
+                return titleFades()
+                  ? fadeTitleColor(
+                      color,
+                      pulseBackground(),
+                      index,
+                      visibleTitleParts().length,
+                      scrolling() ? marquee.leading() : 0,
+                    )
+                  : color
              }
              const release = () => {
                setDragging(undefined)
@@ -225,7 +275,10 @@ function VerticalSessionTabs(props: { controller?: SessionTabsController; animat
                  backgroundColor={background()}
                  onMouseOver={() => setHovered(tab.sessionID)}
                  onMouseOut={() => setHovered(undefined)}
-                  onMouseDown={() => setDragging(tab.sessionID)}
+                  onMouseDown={() => {
+                    setHovered(tab.sessionID)
+                    setDragging(tab.sessionID)
+                  }}
                  onMouseUp={release}
                  onMouseDrag={(event) => {
                    if (!rail || tab === NEW_SESSION_TAB) return
@@ -382,6 +435,7 @@ function HorizontalSessionTabs(props: { controller?: SessionTabsController; anim
  const config = useConfig().data
  const animations = () => props.animations ?? config.animations ?? true
  const [hovered, setHovered] = createSignal<string>()
+  const marquee = createMarquee(hovered, animations)
  const [dragging, setDragging] = createSignal<string>()
  // A drag reorders a local preview and persists one move on release instead of writing
  // per slot crossing; the preview holds after release until the store reflects the move,
@@ -561,7 +615,12 @@ function HorizontalSessionTabs(props: { controller?: SessionTabsController; anim
          // Hovering reveals the close mark, so the title's right bound shifts left of it.
          const availableTitleWidth = () =>
            Math.max(1, width() - 1 - numberWidth() - (hovered() === tab.sessionID ? 2 : 0))
-          const visibleTitle = createMemo(() => Locale.takeWidth(title(), availableTitleWidth()))
+          const scrolling = () => hovered() === tab.sessionID && marquee.offset() > 0
+          const visibleTitle = createMemo(() =>
+            scrolling()
+              ? marqueeText(title(), availableTitleWidth(), marquee.offset())
+              : Locale.takeWidth(title(), availableTitleWidth()),
+          )
          const visibleTitleParts = createMemo(() => Locale.graphemes(visibleTitle()))
          const titleFades = createMemo(
            () => stringWidth(title()) >= availableTitleWidth() && availableTitleWidth() > FADE_WIDTH,
@@ -575,9 +634,15 @@ function HorizontalSessionTabs(props: { controller?: SessionTabsController; anim
          const characterColor = (index: number) => {
            const base = foreground()
            const color = glows() ? glowTextColor(base, glowColor(), 1 + numberWidth() + index, width()) : base
-            if (!titleFades() || index < visibleTitleParts().length - FADE_WIDTH) return color
-            const position = index - (visibleTitleParts().length - FADE_WIDTH)
-            return tint(color, background(), 0.2 + 0.72 * (position / Math.max(1, FADE_WIDTH - 1)))
+            return titleFades()
+              ? fadeTitleColor(
+                  color,
+                  background(),
+                  index,
+                  visibleTitleParts().length,
+                  scrolling() ? marquee.leading() : 0,
+                )
+              : color
          }
          // The running sweep's level under the number cell, reported by the pulse renderable.
          const [sweepLevel, setSweepLevel] = createSignal(0)
@@ -611,7 +676,10 @@ function HorizontalSessionTabs(props: { controller?: SessionTabsController; anim
              backgroundColor={background()}
              onMouseOver={() => setHovered(tab.sessionID)}
              onMouseOut={() => setHovered(undefined)}
-              onMouseDown={() => setDragging(tab.sessionID)}
+              onMouseDown={() => {
+                setHovered(tab.sessionID)
+                setDragging(tab.sessionID)
+              }}
              onMouseUp={release}
              onMouseDrag={(event) => {
                if (tab === NEW_SESSION_TAB) return
@@ -114,6 +114,9 @@ export const Info = Schema.Struct({
      paste: Schema.optional(Schema.Literals(["compact", "full"])).annotate({
        description: "Display large pastes as compact placeholders or full text",
      }),
+      image_preview: Schema.optional(Schema.Boolean).annotate({
+        description: "Show image attachment previews above the prompt input",
+      }),
    }),
  ).annotate({ description: "Prompt input behavior" }),
  session: Schema.optional(
@@ -128,6 +131,9 @@ export const Info = Schema.Struct({
      grouping: Schema.optional(Schema.Literals(["auto", "none"])).annotate({
        description: "Group related transcript items automatically or render each item separately",
      }),
+      image_preview: Schema.optional(Schema.Boolean).annotate({
+        description: "Show user attachment and tool-result images in the session transcript",
+      }),
      markdown: Schema.optional(Schema.Literals(["source", "rendered"])).annotate({
        description: "Show Markdown syntax markers or conceal them in rendered transcript content",
      }),
@@ -165,6 +165,7 @@ export const Definitions = {
  prompt_submit: keybind("none", "Submit prompt"),
  prompt_queue: keybind("alt+return", "Queue prompt"),
  prompt_editor_context_clear: keybind("none", "Clear editor context"),
+  prompt_images_view: keybind("<leader>i", "View image attachments"),
  prompt_skills: keybind("none", "Open skill selector"),
  prompt_stash: keybind("none", "Stash prompt"),
  prompt_stash_pop: keybind("none", "Pop stashed prompt"),
@@ -366,6 +367,7 @@ export const CommandMap = {
  prompt_submit: "prompt.submit",
  prompt_queue: "prompt.queue",
  prompt_editor_context_clear: "prompt.editor_context.clear",
+  prompt_images_view: "prompt.images.view",
  prompt_skills: "prompt.skills",
  prompt_stash: "prompt.stash",
  prompt_stash_pop: "prompt.stash.pop",
@@ -1,18 +1,19 @@
 import { createContext, type JSX, useContext } from "solid-js"
-import { read, write } from "../clipboard"

 export type ClipboardContent = Readonly<{ data: string; mime: string }>
 export type ClipboardService = Readonly<{
-  read?(): Promise<ClipboardContent | undefined>
-  write?(text: string): Promise<void>
+  read(): Promise<ClipboardContent | undefined>
+  write(text: string): Promise<void>
 }>
-const clipboard = { read, write }
-const ClipboardContext = createContext<ClipboardService>(clipboard)

-export function ClipboardProvider(props: { value?: ClipboardService; children: JSX.Element }) {
-  return <ClipboardContext.Provider value={props.value ?? clipboard}>{props.children}</ClipboardContext.Provider>
+const ClipboardContext = createContext<ClipboardService>()
+
+export function ClipboardProvider(props: { value: ClipboardService; children: JSX.Element }) {
+  return <ClipboardContext.Provider value={props.value}>{props.children}</ClipboardContext.Provider>
 }

 export function useClipboard() {
-  return useContext(ClipboardContext)
+  const value = useContext(ClipboardContext)
+  if (!value) throw new Error("useClipboard must be used within a ClipboardProvider")
+  return value
 }
@@ -437,7 +437,6 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
            if (!m) return
            if (route.data.type === "session") {
              setSessionDraft(route.data.sessionID, { ...m, variant: normalizeModelVariant(value) })
-              return
            }
            setPreferences("variant", modelPreferenceKey(m), normalizeModelVariant(value))
            savePreferences()
@@ -66,8 +66,12 @@ export function DialogMessage(props: {
                  : "text" in value
                    ? value.text
                    : ""
-            await clipboard.write?.(text)
-            dialog.clear()
+            try {
+              await clipboard.write(text)
+              dialog.clear()
+            } catch (error) {
+              toast.error(error)
+            }
          },
        },
        {
@@ -366,7 +366,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {

  function copyExternal() {
    const current = externalField()
-    if (!current || !clipboard.write) return
+    if (!current) return
    void clipboard
      .write(current.url)
      .then(() => {
@@ -996,7 +996,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {
          >
            enter <span style={{ fg: theme.text.subdued }}>{actionLabel()}</span>
          </text>
-          <Show when={externalField() && clipboard.write}>
+          <Show when={externalField()}>
            <text fg={theme.text.default} onMouseUp={copyExternal}>
              c <span style={{ fg: theme.text.subdued }}>copy</span>
            </text>
@@ -24,7 +24,7 @@ import { useTuiPaths, useTuiTerminalEnvironment } from "../../context/runtime"
 import { Spinner, SPINNER_FRAMES } from "../../component/spinner"
 import { PatchDiff } from "../../component/patch-diff"
 import { createSyntaxStyleMemo, ThemeContextProvider, useTheme, useThemes } from "../../context/theme"
-import { BoxRenderable, ScrollBoxRenderable, addDefaultParsers, TextAttributes, RGBA } from "@opentui/core"
+import { BoxRenderable, ScrollBoxRenderable, addDefaultParsers, TextAttributes, RGBA, MouseEvent } from "@opentui/core"
 import { Prompt, type PromptRef } from "../../component/prompt"
 import type {
  ModelInfo,
@@ -54,6 +54,7 @@ import { openEditor } from "../../editor"
 import { useDialog } from "../../ui/dialog"
 import { DialogSelect } from "../../ui/dialog-select"
 import { DialogSessionRename } from "../../component/dialog-session-rename"
+import { DialogImagePreview } from "../../component/dialog-image-preview"
 import { DialogMessage } from "./dialog-message"
 import { DialogFork } from "./dialog-fork"
 import { DialogTimeline } from "./dialog-timeline"
@@ -89,6 +90,7 @@ import {
  createSessionRows,
  messageBoundaryIDs,
  resolvePart,
+  turnDuration,
  type CacheUsage,
  type PartRef,
  type SessionRow,
@@ -102,11 +104,13 @@ import { useSessionTabs } from "../../context/session-tabs"
 import { createSingleFlight } from "../../util/single-flight"
 import type { SessionPending } from "@opencode-ai/schema/session-pending"
 import { generateThinkingSyntax } from "./thinking-syntax"
+import { createDelayedPresence } from "../../util/delayed-presence"

 addDefaultParsers(parsers.parsers)

 // Exclude temporary bottom space when measuring the real transcript height.
 const NAVIGATION_SLACK_ID = "session-navigation-slack"
+const BACKGROUND_TOOL_HINT_DELAY = 1_000

 // Tail-first transcript mounting: rows mounted with the session, then backfill cadence.
 // The tail comfortably overfills a tall viewport; backfill drains a 200-message transcript
@@ -847,7 +851,7 @@ export function Session() {
        }

        clipboard
-          .write?.(text)
+          .write(text)
          .then(() => toast.show({ message: "Message copied to clipboard!", variant: "success" }))
          .catch(() => toast.show({ message: "Failed to copy to clipboard", variant: "error" }))
        dialog.clear()
@@ -865,7 +869,7 @@ export function Session() {
          const sessionData = session()
          if (!sessionData) return
          const transcript = formatSessionTranscript(sessionData, messages(), showThinking())
-          await clipboard.write?.(transcript)
+          await clipboard.write(transcript)
          toast.show({ message: "Session transcript copied to clipboard!", variant: "success" })
        } catch {
          toast.show({ message: "Failed to copy session transcript", variant: "error" })
@@ -899,7 +903,7 @@ export function Session() {
                ) + EOL

          if (options.action === "copy") {
-            await clipboard.write?.(content)
+            await clipboard.write(content)
            dialog.clear()
            toast.show({ message: "Copied to clipboard", variant: "success" })
            return
@@ -1326,18 +1330,20 @@ function turnTokenToolSummary(tool: SessionMessageAssistantTool) {
 function BackgroundToolHint(props: { messages: SessionMessageInfo[] }) {
  const theme = useTheme()
  const shortcut = Keymap.useShortcut("session.background")
-  const visible = createMemo(() => {
+  const running = createMemo(() => {
+    if (!shortcut()) return
    const current = props.messages.findLast(
      (message): message is SessionMessageAssistant => message.type === "assistant" && !message.time.completed,
    )
-    return (
-      current?.content.some((part) => {
-        if (part.type !== "tool" || part.state.status !== "running") return false
-        const display = toolDisplay(part.name)
-        return display === "shell" || display === "subagent"
-      }) ?? false
-    )
+    const part = current?.content.find((part): part is SessionMessageAssistantTool => {
+      if (part.type !== "tool" || part.state.status !== "running") return false
+      const name = canonicalToolName(part.name)
+      return name === "shell" || name === "subagent"
+    })
+    if (!current || !part) return
+    return `${current.id}:${part.id}`
  })
+  const visible = createDelayedPresence(running, BACKGROUND_TOOL_HINT_DELAY)
  return (
    <Show when={visible() && shortcut()}>
      {(value) => (
@@ -1587,8 +1593,9 @@ function SessionGroupView(props: {
          </InlineToolRow>
        </Show>
        <Show when={expanded() && grouped().length > 0}>
-          <For each={grouped()}>{(part) => <ToolPart part={part} />}</For>
+          <For each={grouped()}>{(part) => <ToolPart part={part} images={false} />}</For>
        </Show>
+        <ToolImages parts={grouped()} />
        <For each={pending()}>{(part) => <ToolPart part={part} />}</For>
      </Show>
    </Show>
@@ -1597,6 +1604,7 @@ function SessionGroupView(props: {

 function AssistantFooter(props: { message: SessionMessageAssistant }) {
  const ctx = use()
+  const data = useData()
  const local = useLocal()
  const dimensions = useTerminalDimensions()
  const theme = useTheme("elevated")
@@ -1607,9 +1615,7 @@ function AssistantFooter(props: { message: SessionMessageAssistant }) {
        .find((model) => model.providerID === props.message.model.providerID && model.id === props.message.model.id)
        ?.name ?? `${props.message.model.providerID}/${props.message.model.id}`,
  )
-  const duration = createMemo(() =>
-    props.message.time.completed ? props.message.time.completed - props.message.time.created : 0,
-  )
+  const duration = createMemo(() => turnDuration(props.message, data.session.message.list(ctx.sessionID)))
  const interrupted = createMemo(() => props.message.error?.message === "Step interrupted")
  return (
    <>
@@ -1893,6 +1899,11 @@ function UserMessage(props: { message: SessionMessageUser }) {
  const local = useLocal()
  const files = createMemo(() => props.message.files ?? [])
  const skills = createMemo(() => props.message.skills ?? [])
+  const images = createMemo(() =>
+    files().flatMap((file) =>
+      file.mime.startsWith("image/") ? [{ uri: `data:${file.mime};base64,${file.data}` }] : [],
+    ),
+  )
  const themes = useThemes()
  const theme = useTheme("elevated")
  const mode = themes.mode
@@ -1914,6 +1925,7 @@ function UserMessage(props: { message: SessionMessageUser }) {
        borderColor={delivery() ? theme.border.default : color()}
        customBorderChars={SplitBorder.customBorderChars}
      >
+        <SessionImages images={images()} paddingLeft={2} />
        <box
          onMouseOver={() => {
            setHover(true)
@@ -2206,7 +2218,7 @@ function TextPart(props: { last: boolean; part: SessionMessageAssistantText }) {

 // Pending messages moved to individual tool pending functions

-function ToolPart(props: { part: SessionMessageAssistantTool }) {
+function ToolPart(props: { part: SessionMessageAssistantTool; images?: boolean }) {
  const display = createMemo(() => toolDisplay(props.part.name))

  const toolprops = {
@@ -2230,7 +2242,7 @@ function ToolPart(props: { part: SessionMessageAssistantTool }) {
    },
  }

-  return (
+  const content = (
    <Switch>
      <Match when={display() === "shell"}>
        <Shell {...toolprops} />
@@ -2276,6 +2288,87 @@ function ToolPart(props: { part: SessionMessageAssistantTool }) {
      </Match>
    </Switch>
  )
+  return [
+    content,
+    <Show when={props.images !== false}>
+      <ToolImages parts={[props.part]} />
+    </Show>,
+  ]
+}
+
+function ToolImages(props: { parts: readonly SessionMessageAssistantTool[] }) {
+  const images = createMemo(() => props.parts.flatMap(inlineToolImages))
+  return <SessionImages images={images()} />
+}
+
+function SessionImages(props: { images: readonly { uri: string }[]; paddingLeft?: number }) {
+  const ctx = use()
+  const dialog = useDialog()
+  const dimensions = useTerminalDimensions()
+  const images = createMemo(() => (ctx.config.session?.image_preview ? props.images : []))
+  const height = createMemo(() => Math.max(4, Math.min(8, Math.floor(dimensions().height / 4))))
+  const visible = createMemo(() => images().slice(0, 3))
+
+  return (
+    <Show when={visible().length > 0}>
+      <box
+        flexDirection="row"
+        flexShrink={0}
+        paddingTop={1}
+        paddingLeft={props.paddingLeft ?? 3}
+        paddingRight={2}
+        paddingBottom={1}
+        gap={1}
+      >
+        <For each={visible()}>
+          {(image, index) => {
+            const [failed, setFailed] = createSignal(false)
+            return (
+              <box
+                width={height() * 2}
+                height={height()}
+                flexBasis={height() * 2}
+                flexShrink={1}
+                alignItems="center"
+                justifyContent="center"
+                onMouseUp={(event: MouseEvent) => {
+                  if (event.button !== 0) return
+                  event.stopPropagation()
+                  dialog.replace(() => <DialogImagePreview images={images()} initial={index()} />)
+                }}
+              >
+                <Show when={!failed()} fallback={<text>No preview</text>}>
+                  <image
+                    source={image.uri}
+                    fit="cover"
+                    protocol="auto"
+                    width="100%"
+                    height="100%"
+                    onError={() => setFailed(true)}
+                  />
+                </Show>
+              </box>
+            )
+          }}
+        </For>
+        <Show when={images().length > visible().length}>
+          <box width={8} height={height()} flexShrink={1} alignItems="center" justifyContent="center">
+            <text wrapMode="none" truncate>
+              +{images().length - visible().length} more
+            </text>
+          </box>
+        </Show>
+      </box>
+    </Show>
+  )
+}
+
+function inlineToolImages(part: SessionMessageAssistantTool) {
+  return toolDisplayContent(part.state).flatMap((content) =>
+    content.type === "file" && content.mime.startsWith("image/") && content.uri.startsWith("data:image/")
+      ? [{ uri: content.uri }]
+      : [],
+  )
 }

 type ToolProps = {
@@ -348,6 +348,15 @@ export function cacheReuseDrop(previous: CacheUsage | undefined, current: CacheU
  return drop > 0 ? drop : undefined
 }

+export function turnDuration(message: SessionMessageAssistant, messages: SessionMessageInfo[]) {
+  if (message.time.completed === undefined) return 0
+  const index = messages.findIndex((item) => item.id === message.id)
+  const input = messages
+    .slice(0, index === -1 ? messages.length : index)
+    .findLast((item) => item.type === "user" || item.type === "synthetic")
+  return Math.max(0, message.time.completed - (input?.time.created ?? message.time.created))
+}
+
 function hasTokenUsage(
  message: SessionMessageAssistant,
 ): message is SessionMessageAssistant & { tokens: NonNullable<SessionMessageAssistant["tokens"]> } {
@@ -212,7 +212,7 @@ export function DialogSelect<T>(props: DialogSelectProps<T>) {
  const flatten = createMemo(() => props.flat && store.filter.length > 0)

  const grouped = createMemo<[string, DialogSelectOption<T>[]][]>(() => {
-    if (flatten()) return [["", filtered()]]
+    if (flatten()) return filtered().length ? [["", filtered()]] : []
    const result = pipe(
      filtered(),
      groupBy((x) => x.category ?? ""),
@@ -204,7 +204,7 @@ export function DialogProvider(props: ParentProps) {

  function copySelection() {
    const text = renderer.getSelection()?.getSelectedText()
-    if (!text || !clipboard.write) return false
+    if (!text) return false
    void clipboard.write(text).then(
      () => toast.show({ message: "Copied to clipboard", variant: "info" }),
      (error) => toast.error(error),
@@ -0,0 +1,16 @@
+import { createEffect, createSignal, onCleanup, type Accessor } from "solid-js"
+
+export function createDelayedPresence<T>(source: Accessor<T | undefined>, delay: number) {
+  const [visible, setVisible] = createSignal(false)
+
+  createEffect(() => {
+    const value = source()
+    setVisible(false)
+    if (value === undefined) return
+
+    const timer = setTimeout(() => setVisible(true), delay)
+    onCleanup(() => clearTimeout(timer))
+  })
+
+  return visible
+}
@@ -0,0 +1,19 @@
+import { Locale } from "./locale"
+import { stringWidth } from "./string-width"
+
+const GAP = "    "
+
+export function marqueeText(value: string, width: number, offset: number) {
+  if (width <= 0) return ""
+  if (stringWidth(value) <= width || offset <= 0) return Locale.takeWidth(value, width)
+
+  const loop = value + GAP
+  const cursor = offset % stringWidth(loop)
+  const segments = Locale.graphemes(loop + loop)
+  const start = segments.reduce(
+    (state, segment, index) =>
+      state.width >= cursor ? state : { index: index + 1, width: state.width + stringWidth(segment) },
+    { index: 0, width: 0 },
+  ).index
+  return Locale.takeWidth(segments.slice(start).join(""), width)
+}
@@ -35,7 +35,7 @@ export function copy(renderer: Renderer, toast: Toast, clipboard: ClipboardServi
    focus?.getClipboardText && selection.selectedRenderables.includes(focus) ? focus.getClipboardText(text) : text

  clipboard
-    ?.write?.(clipboardText)
+    .write(clipboardText)
    .then(() => toast.show({ message: "Copied to clipboard", variant: "info" }))
    .catch(toast.error)

@@ -74,11 +74,11 @@ test("searches settings globally and opens the matching setting", async () => {
    await app.waitFor(() => app.renderer.currentFocusedEditor instanceof InputRenderable)

    app.mockInput.pressArrow("down")
-    for (const key of "sounds") app.mockInput.pressKey(key)
+    for (const key of "image preview") app.mockInput.pressKey(key)
    app.mockInput.pressEnter()
-    await app.waitForFrame((frame) => frame.includes("Settings") && frame.includes("Sounds"))
+    await app.waitForFrame((frame) => frame.includes("Settings") && frame.includes("Image previews"))
    app.mockInput.pressEnter()
-    await app.waitFor(() => current.attention?.sound === false)
+    await app.waitFor(() => current.prompt?.image_preview === true)
  } finally {
    app.renderer.destroy()
  }
@@ -87,6 +87,7 @@ async function mountSelect(
  initial: DialogSelectOption<string>[],
  current?: string,
  focusCurrent?: boolean,
+  select?: { flat?: boolean },
 ) {
  const state = path.join(root, "state")
  await mkdir(state, { recursive: true })
@@ -124,6 +125,7 @@ async function mountSelect(
            options={options()}
            current={current}
            focusCurrent={focusCurrent}
+            flat={select?.flat}
            onMove={(option) => moved.push(option.value)}
            onSelect={(option) => selected.push(option.value)}
          />
@@ -367,6 +369,34 @@ test("keeps the current option selected when options reorder", async () => {
  }
 })

+test("shows no-match and still closes after a flat filter goes empty", async () => {
+  await using tmp = await tmpdir()
+  const select = await mountSelect(
+    tmp.path,
+    [
+      { title: "models.dev", value: "models.dev", category: "Projects" },
+      { title: "opencode2", value: "opencode2", category: "Projects" },
+    ],
+    undefined,
+    undefined,
+    { flat: true },
+  )
+
+  try {
+    await select.app.waitForFrame((frame) => frame.includes("models.dev"))
+    await select.app.mockInput.typeText("models")
+    await select.app.waitForFrame((frame) => frame.includes("models.dev") && !frame.includes("opencode2"))
+    await select.app.mockInput.typeText(" missing")
+    await select.app.waitForFrame((frame) => frame.includes("No results found"))
+    expect(select.app.captureCharFrame()).not.toContain("models.dev")
+
+    select.app.mockInput.pressEscape()
+    await select.app.waitForFrame((frame) => !frame.includes("Mutable options") && !frame.includes("No results found"))
+  } finally {
+    select.app.renderer.destroy()
+  }
+})
+
 test("keeps the first row selected when current is only a marker", async () => {
  await using tmp = await tmpdir()
  const project = { title: "project", value: "project" }
@@ -60,6 +60,9 @@ async function mountForm(root: string, width = 80) {
      >
        <ClipboardProvider
          value={{
+            async read() {
+              return undefined
+            },
            write(text) {
              copied.push(text)
              return Promise.resolve()
@@ -1,6 +1,20 @@
 import { expect, test } from "bun:test"
 import type { SessionMessageAssistant, SessionMessageInfo } from "@opencode-ai/client"
-import { cacheReuseDrop, messageBoundaryIDs, reduceSessionRows } from "../../../src/routes/session/rows"
+import { cacheReuseDrop, messageBoundaryIDs, reduceSessionRows, turnDuration } from "../../../src/routes/session/rows"
+
+test("measures turn duration from the user prompt across assistant steps", () => {
+  const first = assistant("assistant-1", [])
+  first.time = { created: 8_000, completed: 11_000 }
+  const final = assistant("assistant-2", [])
+  final.time = { created: 27_000, completed: 30_000 }
+  const messages: SessionMessageInfo[] = [
+    { type: "user", id: "user-1", text: "Question", time: { created: 1_000 } },
+    first,
+    final,
+  ]
+
+  expect(turnDuration(final, messages)).toBe(29_000)
+})

 test("filters OpenAI cache quantization from cache reuse drops", () => {
  const openai = { id: "gpt", providerID: "openai" }
@@ -1,19 +1,129 @@
 import { expect, test } from "bun:test"
-import { copyCommand } from "../src/clipboard"
+import {
+  createClipboard,
+  type ClipboardReadOptions,
+  type ClipboardReadResult,
+  type ClipboardService as CoreClipboardService,
+  type ClipboardWriteOptions,
+  type ClipboardWriteResult,
+  type HostClipboardService,
+} from "@opentui/core"
+import { createClipboardAdapter } from "../src/clipboard"

-test("prefers Wayland clipboard when available", () => {
-  expect(copyCommand("linux", true, (name) => name === "wl-copy")).toEqual(["wl-copy"])
+function coreClipboard(options: {
+  read?: ClipboardReadResult
+  write?: ClipboardWriteResult
+  onRead?: (input: ClipboardReadOptions) => void
+  onWrite?: (text: string, input: ClipboardWriteOptions) => void
+}): CoreClipboardService {
+  return {
+    async read(input) {
+      options.onRead?.(input)
+      return options.read ?? { status: "empty" }
+    },
+    async writeText(text, input) {
+      options.onWrite?.(text, input)
+      return (
+        options.write ?? {
+          host: { status: "written" },
+          terminal: { status: "not-attempted", capability: "unknown" },
+        }
+      )
+    },
+    async clear() {
+      return {
+        host: { status: "cleared" },
+        terminal: { status: "not-attempted", capability: "unknown" },
+      }
+    },
+    async dispose() {},
+  }
+}
+
+test("adapts OpenTUI image and text reads", async () => {
+  const requests: ClipboardReadOptions[] = []
+  const image = createClipboardAdapter(
+    coreClipboard({
+      read: {
+        status: "read",
+        representation: { mimeType: "image/png", bytes: new Uint8Array([0, 1, 2, 255]) },
+      },
+      onRead: (input) => requests.push(input),
+    }),
+  )
+  const text = "line 1\r\n\t世界"
+  const plain = createClipboardAdapter(
+    coreClipboard({
+      read: {
+        status: "read",
+        representation: { mimeType: "text/plain", bytes: new TextEncoder().encode(text) },
+      },
+    }),
+  )
+
+  expect(await image.read()).toEqual({ data: "AAEC/w==", mime: "image/png" })
+  expect(await plain.read()).toEqual({ data: text, mime: "text/plain" })
+  expect(requests).toEqual([{ preferredTypes: ["image/png", "text/plain"], selection: "clipboard" }])
 })

-test("uses osascript on macOS", () => {
-  expect(copyCommand("darwin", false, (name) => name === "osascript")).toEqual(["osascript"])
+test("uses all available routes but skips the process host remotely", async () => {
+  const writes = { host: 0, terminal: 0 }
+  const host: HostClipboardService = {
+    maxWriteBytes: 8 * 1024 * 1024,
+    async read() {
+      return { status: "empty" }
+    },
+    async writeText() {
+      writes.host++
+      return { status: "written" }
+    },
+    async clear() {
+      return { status: "cleared" }
+    },
+    async dispose() {},
+  }
+  const clipboard = createClipboardAdapter(
+    createClipboard({
+      host,
+      terminal: {
+        remote: true,
+        writeText() {
+          writes.terminal++
+          return { status: "attempted", capability: "supported" }
+        },
+        clear() {
+          return { status: "attempted", capability: "supported" }
+        },
+      },
+    }),
+  )
+
+  expect(await clipboard.write("hello")).toBeUndefined()
+  expect(writes).toEqual({ host: 0, terminal: 1 })
 })

-test("falls back through X11 clipboard commands", () => {
-  expect(copyCommand("linux", true, (name) => name === "xclip")).toEqual(["xclip", "-selection", "clipboard"])
-  expect(copyCommand("linux", false, (name) => name === "xsel")).toEqual(["xsel", "--clipboard", "--input"])
-})
+test("rejects only when no clipboard route accepted the write", async () => {
+  const writes: [string, ClipboardWriteOptions][] = []
+  const failure = new Error("native clipboard failed")
+  const fallback = createClipboardAdapter(
+    coreClipboard({
+      write: {
+        host: { status: "written" },
+        terminal: { status: "local-failure", capability: "supported" },
+      },
+    }),
+  )
+  const clipboard = createClipboardAdapter(
+    coreClipboard({
+      write: {
+        host: { status: "failed", error: failure },
+        terminal: { status: "local-failure", capability: "supported" },
+      },
+      onWrite: (text, input) => writes.push([text, input]),
+    }),
+  )

-test("returns undefined when native clipboard is unavailable", () => {
-  expect(copyCommand("linux", false, () => false)).toBeUndefined()
+  expect(await fallback.write("hello")).toBeUndefined()
+  expect(await clipboard.write("hello").then(undefined, (error) => error)).toBe(failure)
+  expect(writes).toEqual([["hello", { destination: "all-available", selection: "clipboard" }]])
 })
@@ -23,6 +23,8 @@ test("validates the session tabs setting", () => {
  })
  expect(() => decode({ tabs: { layout: true } })).toThrow()
  expect(() => decode({ tabs: { enabled: "on" } })).toThrow()
+  expect(decode({ prompt: { image_preview: true } })).toEqual({ prompt: { image_preview: true } })
+  expect(decode({ session: { image_preview: true } })).toEqual({ session: { image_preview: true } })
 })

 test("resolves nested config and keybind defaults", () => {
@@ -7,6 +7,14 @@ import {
 } from "../../src/context/runtime"
 import type { ParentProps } from "solid-js"
 import { LogProvider, type LogSink } from "../../src/context/log"
+import { ClipboardProvider, type ClipboardService } from "../../src/context/clipboard"
+
+const clipboard: ClipboardService = {
+  async read() {
+    return undefined
+  },
+  async write() {},
+}

 export function TestTuiContexts(
  props: ParentProps<{
@@ -14,6 +22,7 @@ export function TestTuiContexts(
    directory?: string
    paths?: Partial<TuiPaths>
    log?: LogSink
+    clipboard?: ClipboardService
  }>,
 ) {
  return (
@@ -28,7 +37,9 @@ export function TestTuiContexts(
        }}
      >
        <TuiTerminalEnvironmentProvider value={{ platform: "linux" }}>
-          <TuiStartupProvider value={{ skipInitialLoading: false }}>{props.children}</TuiStartupProvider>
+          <TuiStartupProvider value={{ skipInitialLoading: false }}>
+            <ClipboardProvider value={props.clipboard ?? clipboard}>{props.children}</ClipboardProvider>
+          </TuiStartupProvider>
        </TuiTerminalEnvironmentProvider>
      </TuiPathsProvider>
    </LogProvider>
@@ -1,5 +1,5 @@
 import { describe, expect, test } from "bun:test"
-import { readLocalAttachmentWith } from "../../src/component/prompt/local-attachment"
+import { parsePastedFilepaths, readLocalAttachmentWith } from "../../src/component/prompt/local-attachment"
 import type { LocalFiles } from "../../src/component/prompt/local-attachment"

 function files(input: { mime: string; text?: string; bytes?: Uint8Array }): LocalFiles {
@@ -11,6 +11,44 @@ function files(input: { mime: string; text?: string; bytes?: Uint8Array }): Loca
 }

 describe("prompt local attachments", () => {
+  test("parses multi-file drops from POSIX, URI-list, and Windows terminals", () => {
+    expect(parsePastedFilepaths("'/tmp/one image.png' /tmp/two\\ image.webp", "linux")).toEqual([
+      "/tmp/one image.png",
+      "/tmp/two image.webp",
+    ])
+    expect(parsePastedFilepaths("file:///tmp/one%20image.png\r\nfile:///tmp/two.webp", "linux")).toEqual([
+      "/tmp/one image.png",
+      "/tmp/two.webp",
+    ])
+    expect(parsePastedFilepaths("# dropped files\nfile:///tmp/one.png\nfile:///tmp/two.webp", "linux")).toEqual([
+      "/tmp/one.png",
+      "/tmp/two.webp",
+    ])
+    expect(parsePastedFilepaths("/tmp/one\\\\image.png /tmp/two.webp", "linux")).toEqual([
+      "/tmp/one\\image.png",
+      "/tmp/two.webp",
+    ])
+    expect(parsePastedFilepaths('"C:\\one image.png" "C:\\two.webp"', "win32")).toEqual([
+      "C:\\one image.png",
+      "C:\\two.webp",
+    ])
+    expect(parsePastedFilepaths("file:///C:/one%20image.png\r\nfile://server/share/two.webp", "win32")).toEqual([
+      "C:\\one image.png",
+      "\\\\server\\share\\two.webp",
+    ])
+    expect(parsePastedFilepaths('"/tmp/O\'Brien.png" /tmp/two.webp', "linux")).toEqual([
+      "/tmp/O'Brien.png",
+      "/tmp/two.webp",
+    ])
+  })
+
+  test("rejects unbounded and malformed multi-file drops", () => {
+    expect(parsePastedFilepaths("'/tmp/one.png /tmp/two.png", "linux")).toEqual([])
+    expect(
+      parsePastedFilepaths(Array.from({ length: 33 }, (_, index) => `/tmp/${index}.png`).join(" "), "linux"),
+    ).toEqual([])
+  })
+
  test("reads SVG attachments as text", async () => {
    expect(await readLocalAttachmentWith(files({ mime: "image/svg+xml", text: "<svg />" }), "/tmp/image.svg")).toEqual({
      type: "text",
@@ -39,5 +77,8 @@ describe("prompt local attachments", () => {
        "/tmp/missing.png",
      ),
    ).toBeUndefined()
+    expect(
+      await readLocalAttachmentWith(files({ mime: "image/png", bytes: new Uint8Array(2) }), "/tmp/large.png", 1),
+    ).toBeUndefined()
  })
 })
@@ -2,6 +2,7 @@ import { expect, test } from "bun:test"
 import { RGBA } from "@opentui/core"
 import {
  DEFAULT_THEME,
+  generateSyntax,
  resolveTheme,
  resolveThemeDocument,
  selectTheme,
@@ -42,6 +43,14 @@ test("validates and resolves categorical hues in configured order", () => {
  expect(() => resolveSource({ version: 2, light: { categorical: ["magenta"] } }, "light")).toThrow("Invalid theme")
 })

+test("generates syntax with one categorical hue", () => {
+  const theme = resolveSource({ version: 2, light: { categorical: ["red"] } }, "light")
+  const syntax = generateSyntax(theme, "light")
+
+  expect(syntax.getStyleId("extmark.skill")).not.toBeNull()
+  syntax.destroy()
+})
+
 test("uses the default categorical order for direct definitions", () => {
  const theme = resolveTheme({ ...light, categorical: undefined })

@@ -0,0 +1,55 @@
+import { expect, jest, test } from "bun:test"
+import { createRoot, createSignal } from "solid-js"
+import { createDelayedPresence } from "../../src/util/delayed-presence"
+
+test("shows only after the same value remains present for the delay", async () => {
+  jest.useFakeTimers()
+  const scope = createRoot((dispose) => {
+    const [value, setValue] = createSignal<string>()
+    return { dispose, setValue, visible: createDelayedPresence(value, 1_000) }
+  })
+
+  try {
+    scope.setValue("first")
+    await Promise.resolve()
+    jest.advanceTimersByTime(500)
+    expect(scope.visible()).toBe(false)
+
+    scope.setValue("second")
+    await Promise.resolve()
+    jest.advanceTimersByTime(999)
+    expect(scope.visible()).toBe(false)
+    jest.advanceTimersByTime(1)
+    expect(scope.visible()).toBe(true)
+  } finally {
+    scope.dispose()
+    jest.useRealTimers()
+  }
+})
+
+test("cancels the delay when the value disappears or the owner is disposed", async () => {
+  jest.useFakeTimers()
+  const scope = createRoot((dispose) => {
+    const [value, setValue] = createSignal<string>()
+    return { dispose, setValue, visible: createDelayedPresence(value, 1_000) }
+  })
+
+  try {
+    scope.setValue("running")
+    await Promise.resolve()
+    jest.advanceTimersByTime(500)
+    scope.setValue(undefined)
+    await Promise.resolve()
+    jest.advanceTimersByTime(1_000)
+    expect(scope.visible()).toBe(false)
+
+    scope.setValue("running")
+    await Promise.resolve()
+    scope.dispose()
+    jest.advanceTimersByTime(1_000)
+    expect(scope.visible()).toBe(false)
+  } finally {
+    scope.dispose()
+    jest.useRealTimers()
+  }
+})
@@ -0,0 +1,22 @@
+import { describe, expect, test } from "bun:test"
+import { marqueeText } from "../../src/util/marquee"
+import { stringWidth } from "../../src/util/string-width"
+
+describe("marquee text", () => {
+  test("keeps short text stationary", () => {
+    expect(marqueeText("Short", 10, 8)).toBe("Short")
+  })
+
+  test("starts clipped and scrolls through a long title", () => {
+    expect(marqueeText("A long session title", 8, 0)).toBe("A long s")
+    expect(marqueeText("A long session title", 8, 2)).toBe("long ses")
+    expect(marqueeText("A long session title", 8, 15)).toBe("title   ")
+    expect(marqueeText("A long session title", 8, 20)).toBe("    A lo")
+  })
+
+  test("clips wide graphemes to terminal cells", () => {
+    const frame = marqueeText("Plan 🧭 the release", 8, 5)
+    expect(frame).toBe("🧭 the r")
+    expect(stringWidth(frame)).toBeLessThanOrEqual(8)
+  })
+})
Author	SHA1	Message	Date
Kit Langton	b550e6818a	fix(core): isolate skill source failures	2026-08-10 19:48:08 -04:00
Kit Langton	7b09aa13e7	refactor(core): skill service stores values, config plugin owns the filesystem	2026-08-10 18:51:19 -04:00
Simon Klee	283258e95b	feat(tui): add clipboard image previews and transcript rendering (#41603 ) Use the OpenTUI clipboard service for image input, show image previews in the prompt, and render transcript images with interactive previews. Note this includes upgrade of opentui to 0.5.1 + anomalyco/opentui#1271	2026-08-10 22:51:39 +02:00
opencode-agent[bot]	d7a7256bb6	test: stabilize Windows CI timing (#41600 ) Co-authored-by: Aiden Cline <aidenpcline@gmail.com>	2026-08-10 15:25:55 -05:00
Aiden Cline	eec55fa5f8	fix(tui): keep model variant across new session (#41591 )	2026-08-10 15:13:23 -05:00
Aiden Cline	7ff27ca8cf	fix(core): resolve provider URL variables at runtime (#41580 )	2026-08-10 15:03:47 -05:00
Aiden Cline	b62dc4a636	fix(tui): show empty state when a flat picker has no matches (#41585 )	2026-08-10 14:26:29 -05:00
opencode-agent[bot]	ceec9f5b66	fix(tui): measure complete turn duration (#41508 ) Co-authored-by: Simon Klee <hello@simonklee.dk>	2026-08-10 20:27:22 +02:00
Kit Langton	bbb1b5e7d0	fix(tui): delay background work hint (#41577 )	2026-08-10 13:47:31 -04:00
Kit Langton	f0b8ad1242	feat(tui): marquee hovered tab titles (#41566 )	2026-08-10 13:47:21 -04:00
opencode-agent[bot]	be53e3bd81	chore: generate	2026-08-10 17:00:23 +00:00
Dax Raad	c22942c1f3	fix(core): tolerate unavailable wellknown config	2026-08-10 12:57:41 -04:00
opencode-agent[bot]	6895728add	fix(tui): support single-color themes (#41572 )	2026-08-10 12:54:37 -04:00